rétroprojection
French, noun\ʁe.tʁo.pʁo.ʒɛk.sjɔ̃\
rétroprojection is spelled R-É-T-R-O-P-R-O-J-E-C-T-I-O-N (15 letters) and appears about once in every 71 million words in written French, the 264,399th most frequent French word form (wordfreq, 2021 data). Rétroprojection is a French feminine noun meaning “back projection” (English Wiktionary, September 2026). The French Wiktionary (Wiktionnaire) defines it as “Projection d’images à l'aide d’un rétroprojecteur”.
What does rétroprojection mean in English?
noun
- 1
feminineback projection
Source: English Wiktionary, French section, dump of September 2, 2026 (CC BY-SA 4.0).
How French dictionaries define it
noun: 1. Projection d’images à l'aide d’un rétroprojecteur.
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 rétroprojection
- rétroprojections plural
- rétro-projection
Source: English Wiktionary and French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce rétroprojection?
- \ʁe.tʁo.pʁo.ʒɛk.sjɔ̃\
Sources: English Wiktionary, French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
How common is rétroprojection in French?
rétroprojection appears about once in every 71 million words in written French.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).