Standard Lemma guide

flaperon

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /ˈflæpərɒn/

1

noun

Meaning 1

An aircraft control surface at the trailing edge of a wing that acts as an aileron (controlling movement around the longitudinal axis) and a flap (changing the chord line of the wing, thus affecting the angle of attack).

Definition source: English Wiktionary via Wiktextract

Qualifier: aircraft

Topics: aeronautics, aerospace, aviation, business, engineering, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree English flap Proto-Indo-European *h2eǵ-? Proto-Indo-European *-os Proto-Indo-European *h2eḱs-der. Proto-Italic *aksis Latin axis Latin *axla Latin āla Old French aile Middle French aisle French aile French -er- Proto-Indo-European *-ōder. Proto-Indo-European *-Hōder.? Latin -ō Frankishinflu. Old French -on Middle French -on French -on French -eron French aileronbor. English aileron blend English flaperon Blend of flap + aileron.