Translation guide
The fin at the rear of a fish, whale, or other aquatic animal; also the vertical stabilizer on an aircraft or similar structure on a vehicle.
The fin at the rear end of a fish, whale, dolphin, or other aquatic creature.
Standard term for the tail fin of a fish or aquatic animal. Used in everyday conversation and biology.
The goldfish's tail fin is very beautiful.
It moves forward using its tail fin.
Kanji form of 尾びれ, more common in written or formal contexts. Same meaning.
This fish's tail fin is large.
Literally 'fin of the tail', less common but understandable. Used when clarifying or in descriptive contexts.
The tail fin is damaged.
The vertical fin on the tail of an airplane, often bearing the airline logo.
Technical term for the vertical stabilizer of an aircraft. Used in aviation contexts.
The airline's logo is painted on the tail fin.
General term for tailplane or empennage; can refer to the entire tail assembly including horizontal stabilizers. In context, understood as tail fin.
More specific engineering term for vertical stabilizer. Rare in everyday language.
A decorative or aerodynamic fin-like projection on the rear of a car, motorcycle, or other vehicle.
Loanword from English, commonly used for car tail fins, especially classic American cars.
Cars in the 1950s had big tail fins.
Also a loanword, used for rear fins on vehicles, especially in tuning or motorcycle contexts.
I customized the motorcycle's tail fin.
The fin(s) at the tail of a surfboard, paddleboard, or similar watercraft.
The tail fin design has changed.
Calculate the area of the vertical stabilizer.
このボードはテールフィンが3つ付いている。
This board has three tail fins.