C4
French, noun
C4 is spelled C (one letter) and appears 1.8 times per million words in written French, the 22,196th most frequent French word form (wordfreq, 2021 data). C4 is a French feminine noun meaning “Citroën C4” (English Wiktionary, September 2026). The French Wiktionary (Wiktionnaire) defines it as “Quatrième vertèbre cervicale (de haut en bas)”.
What does C4 mean in English?
noun
- 1
feminineCitroën C4
Source: English Wiktionary, French section, dump of September 2, 2026 (CC BY-SA 4.0).
How French dictionaries define it
noun: 1. Quatrième vertèbre cervicale (de haut en bas).
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.
How common is C4 in French?
C4 appears 1.8 times per million words in written French.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).