catoptrique
French, adjective/ka.tɔp.tʁik/
catoptrique is spelled C-A-T-O-P-T-R-I-Q-U-E (11 letters) and appears about once in every 69 million words in written French, the 261,491st most frequent French word form (wordfreq, 2021 data). Catoptrique is a French adjective meaning “catoptric” (English Wiktionary, September 2026). The French Wiktionary (Wiktionnaire) defines it as “Qui a rapport aux effets de la réflexion de la lumière”.
What does catoptrique mean in English?
adjective
- 1
catoptric
Source: English Wiktionary, French section, dump of September 2, 2026 (CC BY-SA 4.0).
How French dictionaries define it
adjective: 1. Qui a rapport aux effets de la réflexion de la lumière.
noun: 1. Partie de l’optique qui étudie la réflexion de la lumière.
The definition in the French Wiktionary (Wiktionnaire), in French.
Source: French Wiktionary (Wiktionnaire), dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.
Forms of catoptrique
- catoptriques plural
Source: English Wiktionary and French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce catoptrique?
- /ka.tɔp.tʁik/
- \ka.tɔp.tʁik\
Sources: English Wiktionary, French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
How common is catoptrique in French?
catoptrique appears about once in every 69 million words in written French.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).