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 amount (or future value) at the end of a specified period of time.

Subject:

is a set that describes the union of two or more subsets, all the overlapping numbers are listed...

Subject:

when working with a right­-angled triangle and trigonometric ratios, the side next to the angle...

Subject:

an expression consisting of one or more algebraic terms.

Subject:

a line drawn from the vertex of a triangle perpendicular to the side opposite the vertex.

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