[ kat-uh-dahy-op-trik ]
/ ˌkæt ə daɪˈɒp trɪk /

adjective Optics.

pertaining to or produced by both reflection and refraction.

Origin of catadioptric

First recorded in 1715–25; cata- + dioptric Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for catadioptric

British Dictionary definitions for catadioptric

/ (ˌkætədaɪˈɒptrɪk) /


involving a combination of reflecting and refracting componentsa catadioptric telescope

Word Origin for catadioptric

C18: from cata- + dioptric
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

Scientific definitions for catadioptric

[ kăt′ə-dī-ŏptrĭk ]

Relating to both the reflection and refraction of light, especially by a combination of mirrors and lenses or by a prism. Catadioptric systems are used in Fresnel lenses, optical calibration equipment, and some telescopes. Compare catoptric dioptric.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.