Meanings
FIS1
plural FISs
- abbreviationcountableinitialismuncountableaeronauticsInitialism of flight information service.
- abbreviationcountableinitialismuncountableInitialism of foal immunodeficiency syndrome
FIS2
FIs3
- pluralplural of FI
Synonyms & antonyms
Origin
FIS · proper noun
- FrenchFIS“Fédération Internationale de Ski”
- EnglishFIS
From French FIS (“Fédération Internationale de Ski”).
More words from French
Full word history & related roots →Rhymes & wordplay
Anagrams
Cite this entry
FIS. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/FIS
“FIS.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/FIS. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “FIS,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/FIS.
Source: FIS on Wiktionary, CC BY-SA 4.0.