sailplanes
nounUK /ˈseɪlpleɪnz/
US /ˈseɪlpleɪnz/
Sailplanes are light airplanes with no engine that fly by riding on moving air.
The sailplanes circled quietly above the hills, catching the warm rising air.
OTHER MEANINGS
2. Plural form of sailplane, referring to more than one such aircraft.
Three sailplanes were lined up on the grass runway.
3. Aircraft used in the sport of gliding competitions.
Pilots from many countries brought their sailplanes to the championship.
4. Lightweight planes designed to stay aloft using rising air currents.
The club teaches students how to fly sailplanes safely.