something that makes someone with an illness healthy again
cure
to make water, air, soil, etc. dirty or harmful
pollute
to stop something from happening or someone from doing something
prevent
to find out something or to find a place or an object, especially for the first timeto find out something or to find a place or an object, especially for the first time
discover
to recognize someone or something and say or prove who or what they are
identify
to design or create something which has never existed before
invent
a serious disease that you can get in hot countries if a mosquito small insect bites you
malaria
someone who studies science or works in science
scientist
a test, especially a scientific one, that you do in order to learn something or to discover whether something is true
experiment
a room used for scientific work
laboratory
to study a subject in order to discover new information or reach a new understanding
do research
towards the direction behind you
backwards
a piece of equipment that you use with your hands in order to help you do something
tool
extremely large
enormous
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