1. United States industrialist (born in Russia) who designed the first four-engine airplane and the first mass-produced helicopter (1889-1972); [syn: Sikorsky, Igor Sikorsky, Igor Ivanovich Sikorsky]
WordNet (r) 3.0 (2006):
Sikorsky
n 1: United States industrialist (born in Russia) who designed
the first four-engine airplane and the first mass-produced
helicopter (1889-1972) [syn: Sikorsky, Igor Sikorsky,
Igor Ivanovich Sikorsky]