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reflection plane

American  

noun

Crystallography.

  1. a plane through a crystal that divides the crystal into two halves that are mirror images of each other.

Etymology

Origin of reflection plane

First recorded in 1970–75

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.