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 point or points at which a graph cuts or intersects the x-axis.

Subject:

plants that are adapted to live in hot, dry conditions.

Subject:

hollow tubular vascular tissue cells, strengthened with lignin that conducts water and mineral...

Subject:

strengthened, elongated xylem cells that conduct water.

Subject:

the vertical axis in a Cartesian plane.

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