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a substance made of long chains of repeated molecules
polymer
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an obsession with power and self-importance
megalomania
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friendly and welcoming to guests
hospitable
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the reason for doing something; enthusiasm for action
motivation
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a two-wheeled vehicle powered by pedaling
bicycle
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taking care to do things correctly and thoroughly
conscientious
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the science of living organisms
biology
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a bluish-green color; a precious stone of that color
aquamarine
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a particular place or position
location
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able to use both hands equally well
ambidextrous
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the speed or pace of music or activity
tempo
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relating to or containing water
aqueous
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a synthetic fabric made from polymer fibers
polyester
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mental or emotional strain; tightness
tension
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a single unchanging tone of voice; lacking variety
monotone
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a long complex musical composition for a full orchestra
symphony
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done by one person alone; a performance by a single musician
solo
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a place providing care for the terminally ill
hospice
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the time of year when the sun reaches its farthest point north or south
solstice
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having the same center
concentric
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a large stone used in prehistoric monuments
megalith
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a mythical creature with the upper body of a woman and the tail of a fish
mermaid
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an instrument for measuring the density of liquids
hydrometer
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a formal statement or saying
dictum
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existing or occurring at the same time
contemporaneous
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a group of people gathered to watch or listen
audience
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a large meat-eating dinosaur from the Jurassic period
Megalosaurus
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a cone-shaped device used to amplify the voice
megaphone
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the act of focusing the mind on something
attention
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done alone; living alone; remote
solitary
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able to operate both on land and in water
amphibious
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the process by which plants use sunlight to make food from water and carbon dioxide
photosynthesis
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relating to a lens that magnifies distant objects
telephoto
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the regions of the earth where living organisms exist
biosphere
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causing disagreement or argument; likely to cause controversy
contentious
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a written account of personal experiences
memoir
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a channel built to carry water over long distances
aqueduct
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a record player; a device that reproduces sound from records
phonograph
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to move to a new place
relocate
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exclusive control over something; a board game
monopoly
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a woman who receives and entertains guests
hostess
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a pleasing view especially one seen through a long narrow opening
vista
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a very large number; countless
myriad
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unfriendly and aggressive
hostile
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capable of being broken down naturally by living organisms
biodegradable
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to restrict something to a particular area
localize
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a single thing that is part of a larger whole
unit
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to increase in number; to perform multiplication
multiply
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a series of events that repeat in a regular pattern
cycle
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the distance around the outside of a circle
circumference
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a reference book listing words with their definitions
dictionary
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a condition or fact connected with an event
circumstance
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looking attractive in photographs
photogenic
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a small harbor where small boats can dock
marina
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an extreme fear of water
hydrophobia
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to travel all the way around something especially the world
circumnavigate
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in a way that is persistent or recurring over a long period
chronically
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able to be heard
audible
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having two different optical powers (for near and far vision)
bifocal
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relating to the circulation of blood through the body
circulatory
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on or near the sea
maritime
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the point equally distant from all sides; the middle
center
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having two parts or aspects
dual
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movement from one place to another
locomotion
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a system of government ruled by a king or queen
monarchy
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a tooth with two points; a premolar
bicuspid
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at or near the center; most important
central
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a wind instrument with a reed mouthpiece and metal body
saxophone
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having mixed or contradictory feelings about something
ambivalent
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unfriendly or aggressive behavior
hostility
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a single lens worn over one eye
monocle
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a written legal agreement; to shrink or tighten
contract
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the name of a U.S. city meaning "brotherly love"
Philadelphia
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being the only one of its kind; unlike anything else
unique
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a group joined together for a common purpose; the act of joining
union
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more; in addition to; a positive amount
plus
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relating to visual art; vivid and explicit
graphic
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a person who donates money or time to help others
philanthropist
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designed for use with both eyes; binoculars are an optical instrument for both eyes
binocular
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to say the opposite of what someone else has said
contradict
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to require someone to serve in the military
conscript
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a very large heavily populated city or urban area
megalopolis
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an official order or proclamation
edict
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an attempt to make something appear true when it is not
pretense
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to restrict or limit something; to draw a line around
circumscribe
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a tryout performance to show one's abilities
audition
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a vessel that travels underwater; existing or occurring under the sea
submarine
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the state of being united or joined as a whole
unity
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deceitful behavior; double-dealing
duplicity
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able to speak two languages fluently
bilingual
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open to more than one interpretation; unclear
ambiguous
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a musical instrument with wooden bars struck by mallets
xylophone
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a place where sick or injured people are treated
hospital
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a formal fight between two people
duel
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the method of growing plants in water without soil
hydroponics
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a mythical horse-like creature with a single horn
unicorn
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the coexistence of multiple groups or viewpoints in society
pluralism
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lasting for only a short time
temporary
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a sailor
mariner
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involving or done by only one person or group
unilateral
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to learn something so thoroughly that you can recall it exactly
memorize
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relating to the sounds of speech
phonetic
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a large room or building used for public performances
auditorium
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able to be seen
visible
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a building divided into two homes; having two parts
duplex
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a written note or message especially in a business setting
memorandum
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an upright pipe in the street for drawing water especially for fighting fires
hydrant
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the examination of tissue from a living body to diagnose disease
biopsy
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the arrangement of events in the order they occurred
chronology
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a formal charge or accusation of a serious crime
indictment
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to distribute or assign resources for a specific purpose
allocate
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unusual or unconventional; departing from the norm
eccentric
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an inexpensive lodging for travelers
hostel
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a written account of historical events in order of time
chronicle
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having many uses
multipurpose
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relating to time; not permanent
temporal
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the study of religious belief and the nature of God
theology
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relating to or occurring in a particular area
local
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an underground layer of rock that water continually moves through
aquifer
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only; single; the bottom of a shoe
sole
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to move someone to a lower rank or position
demote
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a design made of one or more letters typically initials
monogram
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a person who supports the coexistence of multiple groups or views
pluralist
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relating to sight or seeing
visual
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the systematic study of the natural world through observation and experiment
science
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an object kept as a reminder of a person or event
memento
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the study of the earth's physical features climate and human activity
geography
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using more than one form of communication or expression
multimedia
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the grip of a surface; forward motion
traction
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an official inspection or examination of accounts
audit
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something that honors the memory of a person or event
memorial
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a simplified drawing showing how something works
diagram
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relating to biology or living organisms
biological
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a written or printed copy of speech or other recorded material
transcript
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a reason for doing something
motive
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to point out or show
indicate
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to organize and prepare for action
mobilize
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to honor the memory of someone or something
memorialize
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something that draws interest or attention
attraction
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persisting for a long time; recurring frequently
chronic
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made or done by someone whose name is not known
anonymous
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a seasoned liquid in which food is soaked before cooking
marinade
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relating to the sense of hearing
auditory
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a short witty saying or poem
epigram
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a cyclic pattern of physical emotional or mental activity in living organisms
biorhythm
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to form a mental image of something; to imagine
visualize
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objects kept or collected because of their connection to memorable people or events
memorabilia
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a fake name used by someone especially an author
pseudonym
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relating to more than one; the form of a word that refers to more than one
plural
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combining several academic disciplines
multidisciplinary
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the branch of science concerned with forces acting on or exerted by fluids
hydrodynamics
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a performance by two people
duet
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to make something longer or larger; to stretch out
extend
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an act of moving; a group working toward a shared goal
movement
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a method of teaching reading based on the sounds letters make
phonics
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worth remembering; striking or significant
memorable
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the science that studies the earth's physical structure and history
geology
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relating to a 200th anniversary
bicentennial
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a giant in Greek mythology with a single eye in the middle of its forehead
Cyclops
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relating to sound especially recorded or transmitted sound
audio
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a detailed written study of a single topic
monograph
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having or relating to artificial body parts that enhance ability
bionic
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a machine used to accelerate charged particles in a circular path
cyclotron
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involving two parties or sides
bilateral
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a word formed from the first letters of a phrase
acronym
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words carved or written on a surface
inscription
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the ability to see; a mental image of something
vision
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an inner sense of right and wrong
conscience
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devoted to music; a symphony orchestra
philharmonic
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harsh or unwelcoming; not suitable for living
inhospitable
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a particle of light
photon
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a written instruction from a doctor for medicine
prescription
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simultaneous performance of the same sound or action; agreement
unison
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to lose water or moisture; to become dry
dehydrate
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sacred writings especially those of a religion
scripture
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a person who rides a bicycle
cyclist
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the study of the fundamental nature of knowledge reality and existence
philosophy
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a closed shape with three or more straight sides
polygon
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a large violent storm with rotating winds
cyclone
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a word that sounds the same as another but has a different meaning
homonym
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a complete path that electricity flows through; a route around an area
circuit
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dull and repetitive; lacking variety
monotonous
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to state something aloud for someone else to write down; to give orders
dictate
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to find a way around an obstacle or rule
circumvent
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a stopwatch or instrument for recording time precisely
chronograph
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the story of a person's life written by that person
autobiography
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the state of being alone
solitude
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a person who loves and collects books
bibliophile
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a large number of people or things
multitude
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happening every two years
biennial
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to reduce or take away from the worth or value of something
detract
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a long speech by one person
monologue
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having many different aspects or features
multifaceted
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extreme strength force or concentration
intensity
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the study of human societies cultures and their development
anthropology
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a copy made using light to reproduce an image
photocopy
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able to move or be moved freely
mobile
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believing in or worshipping more than one god
polytheistic
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a word that means the opposite of another word
antonym
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a building where monks live and work
monastery
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the cultivation of aquatic plants or animals for food
aquiculture
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a word that means the same as another word
synonym
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a colorless odorless gas that combines with oxygen to form water
hydrogen
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a glass tank or bowl in which fish or other aquatic animals live
aquarium
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the number 1000000000; one thousand million
billion
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the state of knowing everything
omniscience
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a device used to communicate by voice over a distance
telephone
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relating to the sun
solar
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a message sent by telegraph
telegram
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living or taking place in water
aquatic
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living or occurring at the same time; modern
contemporary
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occurring in cycles; regularly repeated
cyclical
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an animal that lives both in water and on land
amphibian
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a place where something happens; a setting
locale
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to draw attention away from something
distract
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the science of living organisms
biology
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the ability to remember things; something remembered
memory
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arranged in the order in which events occurred
chronological
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operated by the pressure of water or another liquid
hydraulic
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thinking only of oneself; self-centered
egocentric
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the story of a person's life written by someone else
biography
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a vehicle used to pull heavy loads or farm equipment
tractor
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an exact copy; to make a copy of something
duplicate
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to bring together into a single unit
unify
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the recording or broadcasting of moving visual images
video
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to put out of place; to displace a bone from its joint
dislocate
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the rules for how words are used in a language
grammar
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a person held captive to force others to meet certain demands
hostage
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related to electricity made from the energy of falling water
hydroelectric
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related to the sea; existing in or produced by the sea
marine
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a harsh unpleasant mixture of loud sounds
cacophony
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thinking about the future with imagination or wisdom; a person with original ideas
visionary
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using only one color or shades of one color
monochrome
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to attribute something to a cause or source
ascribe
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(of a man) to have casual romantic relationships with many women
philander
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the art or practice of taking photographs
photography
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happening twice a year
biannual
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a diagram showing the relationship between quantities
graph
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a person's signature
autograph
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decorative handwriting or lettering
calligraphy
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the study of the origin and history of words
etymology
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