catoptrics

[ kuh-top-triks ]
/ kəˈtɒp trɪks /

noun (used with a singular verb)

the branch of optics dealing with the formation of images by mirrors.

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Origin of catoptrics

1560–70; <Greek katoptrikós, equivalent to kátoptr(on) mirror (kat- cat- + op- see + -tron suffix of instruments) +-ikos -ic; see -ics

OTHER WORDS FROM catoptrics

ca·top·tric, ca·top·tri·cal, adjectiveca·top·tri·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for catoptrics

British Dictionary definitions for catoptrics

catoptrics
/ (kəˈtɒptrɪks) /

noun

(functioning as singular) the branch of optics concerned with reflection, esp the formation of images by mirrors

Derived forms of catoptrics

catoptric or catoptrical, adjective

Word Origin for catoptrics

C18: from Greek katoptrikos, from katoptron mirror
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