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:

minute dust and salt particles found in the troposphere

Subject:

transfer of heat energy through contact

Subject:

small hill that remains after the resistant layer of rock at the top of a pointed butte has been...

Subject:

(also called included groundwater) water that is found between layers of sedimentary rock

Subject:

the climate of an area far from the sea

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