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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.

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any process in which a substance reacts with oxygen to produce a significant rise in temperature...

a reaction in which all substances in a compound are combined with oxygen. Depending on what the...

burns or reacts with oxygen to form oxide products.

a play intended to amuse and entertain, e.g. Twelfth Night (Shakespeare).

a sequence of drawings in frames, usually with speech bubbles and often humorous.

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