sailplane noun. ['seɪlpleɪn] E20.
[from SAIL noun¹ + PLANE noun⁴.]
An engineless aeroplane, a glider designed for sustained flight; an aeroplane with a small engine normally used only at take-off.

■ sailplaning noun the flying of sailplanes, gliding E20.

[TahlilGaran] English Dictionary ▲