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:

the digestive tract of an animal, made up of different organs, that extends from the mouth to...

a base that dissolves in water to form an hydroxide.

a group of very reactive chemical elements that readily lose their one valence electron to form...

used to describe a substance with basic properties.

a group of metallic elements that have two electrons in their outer shells and react easily with...

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