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.

a process that releases energy from the system. This decreases the internal energy of the system...

a reaction in which more energy or heat is released than absorbed when the reaction takes...

Subject:

a species that is not indigenous.

Subject:

an expression that is multiplied out or written out in full.

Subject:

amount of money spent

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