delta glider
nounEtymology From the shape of the Greek letter delta (Δ); see delta wing.
1
A gliding aircraft with a delta wing.
- After extensive wind-tunnel work he evolved a series of designs, starting with a very advanced delta glider and culminating in a supersonic aeroplane with a revolutionary coal-burning ram-jet.1953, J. H. Stevens, The Shape of the Aeroplane:
- In response, NACA Director Hugh L. Dryden formed a "Round Three" […] steering committee which evaluated the various projects and then recommended to the Air Force, in September 1957, that the service sponsor development of a flat-bottom hypersonic delta glider.1987, Clarence J. Geiger, Strangled Infant: The Boeing X-20A Dyna-Soar: