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.

Subject:

one plate of the crust moves under another

Subject:

a cone that is on the side of a volcano; not the main cone

Subject:

farmer who does not farm in order to sell to a market, but produces only enough to provide food...

Subject:

farming for the purpose of providing for the family's needs rather than for profit

Subject:

fishing for the purpose of providing for the family's needs rather than for profit; fishing for...

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