Loading...

Webster's Dictionary 1828 - Online Edition

Webster's Dictionary 1828

Americal Dictionary of the English Language

American Dictionary
OF THE
English Language

Dictionary Search

Diagonal

DIAGONAL, adjective [Gr. A corner.]

1. In geometry, extending from one angle to another of a quadrilateral figure, and dividing it into two equal parts.

2. Being in an angular direction.

DIAGONAL, noun A right line drawn from angle to angle of a quadrilateral figure, as a square or parallelogram, and dividing it into two equal parts. It is sometimes called the diameter, and sometimes the diametral.