variable sweep

variable sweep

An aircraft in which the sweep of the wings can be controlled from the cockpit by the pilot. The wings have little or no sweepback at lower speeds, and the sweepback increases as the speed increases. See also variable-geometry aircraft.
References in periodicals archive ?
We've already seen variable sweep wings in supersonic military aircraft, but the weight penalty in these planes was unacceptably large.
Eight Pilots, nine engineering officers and 55 airmen of IAF left for Soviet Union on 01 Sep 1980 for conversion training on MiG-23 variable sweep fighters.
The variable sweep of the OFW, according to DARPA, allows for efficient operation at both low and supersonic speeds and excellent flexibility for future military missions requiring rapid deployment, long range, and endurance.

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