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

epiphytes

a plant that grows on another plant, but does not harm its host plant

Dmitri Mendeleev

a Russian chemist and inventor who is best known for creating the periodic table of elements

vacuum

a region of space where there is no matter or energy

line of sight

the path that light travels from an observer's eye to an object

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