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.

when a small object in the foreground is intensely in focus while all of the background is out...

Subject:

process by which cells become specialised to perform a specific function.

the movement of particles from an area of higher concentration to an area of lower concentration...

Subject:

the spontaneous movement of molecules, atoms or ions, from an area of higher concentration to an...

Subject:

the difference between the concentrations of a specific molecule in two adjacent areas.

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