geometry Hear it!

geometry definition

ge·om·etry (jē äm′ə trē)

noun pl. geometries -·tries

  1. the branch of mathematics that deals with points, lines, planes, and figures, and examines their properties, measurement, and mutual relations in space
  2. a book about geometry
  3. a specific system of geometry

Etymology: ME geometrie < OFr < L geometria < Gr geōmetria < geōmetrein, to measure the earth < gē, earth + metria, measurement < metrein, to measure: for IE base, see meter

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.