Part of speech: adverb


Part of speech: adjective

Crossing obliquely; oblique.

Part of speech: noun

A straight line or plane passing from one angle, as of a square, to any other angle not adjacent.

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Usage examples "diagonal":

  1. We have only to get up a fair pace and run into it on a diagonal. - "An American at Oxford", John Corbin.
  2. If at any time Black had failed to move on to the same diagonal as White, then White could take Black's diagonal and win. - "Amusements in Mathematics", Henry Ernest Dudeney.
  3. The swift current rendered a diagonal course necessary, and even that could not be pushed with enough power to prevent the party drifting down stream. - "The Lost Trail", Edward S. Ellis.