WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / C / cosmonaut cosmonaut noun /kɑzmənɔt/ 3 syllables 9 letters Scrabble 13 WWF 17 Definitions noun a person trained to travel in a spacecraft “the Russians called their astronauts cosmonauts” astronautspaceman Look “cosmonaut” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →