héliox
French, noun
héliox is spelled H-É-L-I-O-X (6 letters) and appears about once in every 95 million words in written French, the 304,757th most frequent French word form (wordfreq, 2021 data). Héliox is a French masculine noun meaning “heliox” (English Wiktionary, September 2026).
What does héliox mean in English?
noun
- 1
masculineheliox
Source: English Wiktionary, French section, dump of September 2, 2026 (CC BY-SA 4.0).
How common is héliox in French?
héliox appears about once in every 95 million words in written French.
héliox0.0010.010.11101001,00010,000
rarerper million words of written Frenchmore common
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).