Meanings
nountailfin (plural tailfins)
plural tailfins · alternative tail fin
- A fin at the tail of a fish, caudal fin
- A fin on the tail of an aircraft, vertical stabilizer
- automotiveA fin-like projection at the rear of a car, common on American cars of the 1950s.
Synonyms & antonyms
nouna stabilizer that is part of the vertical tail structure of an airplane
Similar
Broader
nounone of a pair of decorations projecting above the rear fenders of an automobile
Also see
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
Translations
Chinese Mandarin 尾鳍
- 尾鳍 (wěiqí)fin at the tail of fish
Danish halefinne, halefinne
- halefinnefin at the tail of fish
- halefinnefin on the tail of an aircraft
Dutch staartvin
- staartvinfin at the tail of fish
Finnish pyrstöevä
- pyrstöeväfin at the tail of fish
Italian pinna caudale
- pinna caudalefin at the tail of fish
Japanese 尾鰭, 垂直尾翼
- 尾鰭 (obire)fin at the tail of fish
- 垂直尾翼 (suichoku-biyoku)fin on the tail of an aircraft
Norwegian Bokmål halefinne, halefinne
- halefinnefin at the tail of fish
- halefinnefin on the tail of an aircraft
Russian хвостово́й плавни́к, киль
- хвостово́й плавни́к (xvostovój plavník)fin at the tail of fish
- киль (kilʹ)fin on the tail of an aircraft
- вертика́льный стабилиза́тор (vertikálʹnyj stabilizátor)fin on the tail of an aircraft
Swahili pezi la mkia
- pezi la mkiafin at the tail of fish
Swedish stjärtfena, stjärtfena
- stjärtfenafin at the tail of fish
- stjärtfenafin on the tail of an aircraft
- stjärtfenafin like projection at the rear of a car
Turkish kuyruk yüzgeci
- kuyruk yüzgecifin at the tail of fish
Cite this entry
APA
tailfin. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/tailfin
MLA
“tailfin.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/tailfin. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “tailfin,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/tailfin.
Source: tailfin on Wiktionary, CC BY-SA 4.0.