Leonov: Meaning and Definition of

Le•o•nov

Pronunciation: (lē-ō'nôf, -nof Russ. lyi-ô'n&schwaf&hasp), [key]
— n.
  1. born 1934, Soviet cosmonaut: first man to walk in space 1965.
  2. born 1899, Russian writer.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.