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 gamete-producing phase that produces the zygote from which the sporophyte emerges.

electromagnetic waves, similar to X-rays, but with a much shorter wavelength.

Subject:

graphical presentation of the duration of tasks measured against time.

gas

the phase in matter in which the particles are far apart and can move freely.

a special type of ion exchange reaction in which either carbonic acid or sulfurous acid is...

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