Meanings
noununducted fan (plural unducted fans)
plural unducted fans
- aeronauticsA modified turbofan jet engine with the fan disc outside the engine duct of an aircraft.
Synonyms: open fan, open rotor, propfan, UDF, UHB
Synonyms & antonyms
nounA modified turbofan jet engine with the fan disc outside the engine duct of an aircraft.
Also see
Cite this entry
APA
unducted fan. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/unducted%20fan
MLA
“unducted fan.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/unducted%20fan. Accessed November 5, 2026.
Chicago
WatkinsX Dictionary, s.v. “unducted fan,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/unducted%20fan.
Source: unducted fan on Wiktionary, CC BY-SA 4.0.