Definition of round-winged in US English:

round-winged

adjective

  • 1Originally: (chiefly Falconry) designating true hawks of the genus Accipiter. In later use also: (of any bird) having relatively broad, rounded wings.

  • 2Generally. Having round or rounded wings.

  • 3Entomology. In the names of moths and other insects with rounded wings.

Origin

Late 16th century; earliest use found in George Turberville (c1543–c1597), poet and translator. From round + winged.

Pronunciation

round-winged

/ˌraʊn(d)ˈwɪŋd/