sailplane

from WordNet (r) 3.0 (2006)

sailplane
    n 1: aircraft supported only by the dynamic action of air
         against its surfaces [syn: {glider}, {sailplane}]
    v 1: fly a plane without an engine [syn: {sailplane}, {soar}]

from Moby Thesaurus II by Grady Ward, 1.0

26 Moby Thesaurus words for "sailplane":
      aeroplane, airlift, airplane, balloon, be airborne, cruise, drift,
      ferry, flit, fly, glide, glider, gliding machine, hop, hover,
      hydroplane, jet, navigate, rocket glider, sail, seaplane, soar,
      take the air, take wing, volplane, wing

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