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.

a molecule containing anything from thousands to hundreds of millions of atoms per molecule, a...

a molecule that is so big that we can see it, e.g. diamond.

Subject:

(also called polymers) large, more complex molecules formed when monomers join together.

Subject:

simple inorganic chemical substances (mineral salts) that are needed in relatively large amounts...

Subject:

molten (melted) rock

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