sesquiplane

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noun

A biplane having one long wing and one short one above or below it.

Scrabble 22
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Meanings

nounsesquiplane (plural sesquiplanes)

plural sesquiplanes

  1. A biplane having one long wing and one short one above or below it.

Origin

From sesqui- (“one and a half”) + plane, referring to long and short wings as “one and a half” wings.

Full word history & related roots →

Translations

Chinese Mandarin 倍半機 /倍半机
  • 倍半機 /倍半机 (bèibànjī)biplane having one long wing and one short one
Finnish sesquiplane-kaksitaso
  • sesquiplane-kaksitasobiplane having one long wing and one short one
German Anderthalbdecker, Eineinhalbdecker
  • Anderthalbdeckerbiplane having one long wing and one short one
  • Eineinhalbdeckerbiplane having one long wing and one short one
Cite this entry
APA

sesquiplane. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/sesquiplane

MLA

“sesquiplane.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sesquiplane. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “sesquiplane,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/sesquiplane.

Source: sesquiplane on Wiktionary, CC BY-SA 4.0.