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 conventional sign representing something, e.g. a dove represents peace, three arrows in a...

the use of symbols to represent something, e.g. H signifies that a hospital is nearby. Each...

Subject:

a graph or picture that looks identical on either side of a line, in particular, the y...

Subject:

a population pyramid with a broad base and narrowing steadily upwards; shows a developing...

Subject:

the site where a nerve impulse is transmitted from one neuron to the next. There is no physical...

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