Glossary

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Looking for a quick definition?

We’ve got loads of key subject terms in our subject glossaries. There are three ways of finding what you are looking for:

  • First click on the letters of the alphabet to browse for terms.
  • Select a subject from the drop-down menu above to filter the terms by Subject.
  • Or lastly, type the term you are looking for into the search box.

EXAMPLES

Here are some examples of the kinds of definitions you’ll find on this page.

the energy released when a nucleus is formed from its component particles.

Subject:

a polynomial with only two terms.

Subject:

Linnaeus' two-part name system; the first name of the organism is the genus to which it belongs...

Subject:

a molecule that accelerates (speeds up) a chemical reaction, by lowering its activation energy,...

Subject:

can be broken down, in a reasonable amount of time, into its base compounds by micro-organisms...

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