Your Science Glossary

Use our inbuilt science glossary to look up the meaning of a word, see how it can be used in different contexts, and even learn its etymology. Filter by ‘Primary Information’ or ‘Secondary Information’ to find the best results for you.

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Words of the day

vulnerable

being open to attack or harm

emissions

substances that are released into the atmosphere from human activities

scale

a way of comparing the size of two or more things

cataracts

a clouding of the lens in the eye that makes it hard to see

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