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:

a model generated using objects or diagrams to understand and solve problems.

those properties that can change without changing the chemical nature of a substance.

Subject:

the abiotic components relating to the physical nature of an area.

Subject:

microscopic plants in the ocean that form the basis of the marine food web

Subject:

single-celled floating algae, which provide food for marine animals, such as fish and whales....

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