bisectrix

[ bahy-sek-triks ]

noun

, plural bi·sec·tri·ces [bahy-sek-, trahy, -seez].

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.

bisectrix

/ baɪˈsɛktrɪks /

noun

1. another name for bisector
2. the bisector of the angle between the optic axes of a crystal

Word History and Origins

Origin of bisectrix¹

First recorded in 1850–55; bisec(t) + -trix

Example Sentences

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

From Project Gutenberg