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:

trigonometric ratio, expressed as opposite side divided by hypotenuse.

Subject:

a trigonometric rule that states that the ratio of any side of a triangle and the sin of the...

Subject:

a frequency distribution curve that is skewed either to the left or the right, and is therefore...

Subject:

an angle for which you can determine the trigonometrical ratio without the use of a calculator...

Subject:

a set of points in space equally distant from a given (central) point.

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