catoptrics

[ kuh-top-triks ]

noun

, (used with a singular verb)

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

catoptrics

/ kəˈtɒptrɪks /

noun

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

Derived Forms

• caˈtoptric, adjective

Other Words From

• ca·toptric ca·toptri·cal adjective
• ca·toptri·cal·ly adverb

Word History and Origins

Origin of catoptrics¹

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

Word History and Origins

Origin of catoptrics¹

C18: from Greek katoptrikos, from katoptron mirror

Example Sentences

Catoptrics, which treats of the reflection of light, and Dioptrics, which treats of its refraction.

From Project Gutenberg

Catoptric, kat-op′trik, adj. relating to catoptrics or vision by reflection.

From Project Gutenberg

Related Words

• optical fiber