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:

mechanical process whereby air enters and leaves the lungs.

Subject:

small tube that carries air inside of the lungs of vertebrates.

Subject:

inflammation of the lining of the bronchi and bronchiole causing them to become clogged with...

Subject:

a tube that carries air into the lungs.

Subject:

to feed on soft green plants.

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