Meanings
- not comparableDescribing a helicopter's shrouded tail rotor, essentially a ducted fan, intended to counteract the torque of the main rotor.
Cite this entry
fan-in-fin. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/fan-in-fin
“fan-in-fin.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/fan-in-fin. Accessed November 5, 2026.
WatkinsX Dictionary, s.v. “fan-in-fin,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/fan-in-fin.
Source: fan-in-fin on Wiktionary, CC BY-SA 4.0.