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[jee-om-i-ter] /dʒiˈɒm ɪ tər/
a geometrid moth or larva.
Origin of geometer
late Middle English
1375-1425; late Middle English gemeter < Late Latin geōmeter, for Latin geōmetrēs < Greek geōmétrēs, equivalent to geō- geo- + -metrēs, derivative of métron measure; see -meter Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for geometer
Historical Examples
  • The bee is more, a geometer; the ant is before all remarkable as an educator.

    The Insect Jules Michelet
  • From a carpenter he becomes a joiner, a cabinet-maker; from a cabinet-maker, a geometer!

    The Bird Jules Michelet
  • This turned out to be the larva of a geometer two inches long.

    Darwinism (1889) Alfred Russel Wallace
  • The Euclidean geometer can take it for granted that the reader understands what a line or plane, a solid or an angle is.

    The Philosophy of Spinoza Baruch de Spinoza
  • The French geometer, Legendre, gave a rigorous proof by reductio ad absurdum.

    The Teaching of Geometry David Eugene Smith
  • Diderot refers to "the ingenious expression of an English geometer that God geometrises" (p. 294).

  • Euclid the geometer, Aratus the astronomer, Ptolemy the cosmographer, add lustre to the golden age of Alexandrian culture.

  • Most of the geometer caterpillars, of which we have already spoken, are well trained in the art of deception.

    Butterflies and Moths

    William S. Furneaux
  • Aristophanes, in the Birds, introduces a geometer who announces his intention to make a square circle.

  • Trans., he was a geometer, and one who rebukes his squarer for quoting Matthew xi.

British Dictionary definitions for geometer


a person who is practised in or who studies geometry
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for geometer

late 15c., from Latin geometres, from Greek geometres "land-measurer" (see geometry).

Online Etymology Dictionary, © 2010 Douglas Harper
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