FELIX
noun
FELIX is a noun meaning “Free Electron Laser for Infrared eXperiments” (English Wiktionary, September 2026). It is spelled F-E-L-I-X and has 2 syllables, and it appears 6.9 times per million words in written English (wordfreq, 2021 data).
What does FELIX mean?
noun
- 1
Free Electron Laser for Infrared eXperiments
- 2
Free-orbit Experiment with Laser Interferometry X-Rays
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you pronounce FELIX?
FELIX has 2 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is FELIX?
FELIX appears 6.9 times per million words in written English, the 9,045th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).