SkyfireDict

mononychus olecranus   (TTS Sound)

The noun mononychus olecranus has 1 sense

• Mononychus olecranus -- (a turkey-sized long-legged fossil 75 million years old found in the Gobi Desert having bird-like fused wrist bones and keeled breastbone and a long tail resembling a dinosaur's; short forelimbs end in a single claw instead of wings; classification as bird or dinosaur is in dispute)