Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Of or relating to Euclid's geometric principles.

from The Century Dictionary.

  • Of or pertaining to Euclid, an illustrious Greek mathematician (who lived about 300 b. c.), the author of the “Elements of Geometry,” which has been the chief text-book of this subject down to recent times, and is still much used in England.
  • Of or pertaining to Euclid, or Eukleides, Arch on Eponymos of Athens for the year 403 b. c.
  • Also spelled Eukleidean.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective geometry Adhering to the principles of traditional geometry, in which parallel lines are equidistant.
  • adjective Of or relating to Euclid's Elements, especially to Euclidean geometry.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective relating to geometry as developed by Euclid

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

Named after Euclid, who established the principles of plane geometry.

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