from The American Heritage® Dictionary of the English Language, 4th Edition
- Sikorsky, Igor Ivan 1889-1972. Russian-born American aviation pioneer. He designed (1939) the first successful American helicopter.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. United States industrialist (born in Russia) who designed the first four-engine airplane and the first mass-produced helicopter (1889-1972)
Sorry, no etymologies found.