tau
French, noun/to/
tau is spelled T-A-U (3 letters) and appears about once in every 1 million words in written French, the 36,297th most frequent French word form (wordfreq, 2021 data). Tau is a French masculine noun meaning “tau (Greek letter)” (English Wiktionary, September 2026). The French Wiktionary (Wiktionnaire) defines it as “τ, Τ, dix-neuvième lettre et quatorzième consonne de l’alphabet grec”.
What does tau mean in English?
noun
- 1
masculinetau (Greek letter)
- 2
masculinetau, tauon
Source: English Wiktionary, French section, dump of September 2, 2026 (CC BY-SA 4.0).
How French dictionaries define it
noun: 1. τ, Τ, dix-neuvième lettre et quatorzième consonne de l’alphabet grec.
noun: 1. Particule élémentaire, un lepton, possédant une masse presque double de celle du proton et une charge électrique négative.
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 tau
- taus plural
Source: English Wiktionary and French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce tau?
- /to/
- \to\
- [to]
Sources: English Wiktionary, French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
English words that translate to tau
Source: the translation tables of the English Wiktionary, dump of September 2, 2026.
How common is tau in French?
tau appears about once in every 1 million words in written French.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).