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bisectrix

[bahy-sek-triks]
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noun, plural bi·sec·tri·ces [bahy-sek-trahy-seez] /ˌbaɪ sɛkˈtraɪ siz/.
  1. Crystallography. an imaginary line bisecting either the acute angle (acute bisectrix) or the obtuse angle (obtuse bisectrix) of the optic axes of a biaxial crystal.
  2. Geometry. a bisector.

Origin of bisectrix

First recorded in 1850–55; bisec(t) + -trix
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for bisectrix

Historical Examples

  • A beginning was made by firing four shots at each plate in the bisectrix of the corners.

    Scientific American Supplement, No. 794, March 21, 1891

    Various

British Dictionary definitions for bisectrix

bisectrix

noun plural bisectrices (baɪˈsɛktrɪˌsiːz)
  1. another name for bisector
  2. the bisector of the angle between the optic axes of a crystal
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