See under bisectrix(def 1).
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Definition for acute bisectrix (2 of 2)
[ bahy-sek-triks ]
/ baɪˈsɛk trɪks /
noun, plural bi·sec·tri·ces [bahy-sek-trahy-seez] /ˌbaɪ sɛkˈtraɪ siz/.
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.
Geometry. a bisector.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for acute bisectrix
/ (baɪˈsɛktrɪks) /
noun plural bisectrices (baɪˈsɛktrɪˌsiːz)
another name for bisector
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