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:

time between the maximum rainfall and the highest level of water in a river (flood peak)

Subject:

making the best use of time by managing it carefully.

Subject:

(also called an index) a series of index numbers with a fixed time period; such as a year or a...

Subject:

a graph that compares time to the achievement of a certain goal.

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