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.

the chief evil character in a literary work, often the antagonist, plotting against the hero or...

Subject:

a small finger-like projection found on the inner folds of the small intestine, which increases...

Subject:

extremely small infectious particles that can only reproduce inside a host cell.

a measure of the resistance of a fluid to flow.

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