sweepback

[ sweep-bak ]

noun

, Aeronautics.

1. the shape of, or the angle formed by, an airplane wing or other airfoil the leading or trailing edge of which slopes backward from the fuselage.

sweepback

/ ˈswiːpˌbæk /

noun

1. the rearward inclination of a component or surface, such as an aircraft wing, fin, etc

Word History and Origins

Origin of sweepback¹

First recorded in 1915–20; noun use of verb phrase sweep back