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:

high pressure cell

Subject:

soil that consists of irregularly-shaped soil particles

Subject:

rock which does not allow water to pass through it

Subject:

rock which allows water to pass through it

Subject:

area that receive less than 250 mm of rain a year

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