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Syllabification: cos·mo·naut
Pronunciation: /ˈkäzməˌnôt
, ˈkäzməˌnät

Definition of cosmonaut in English:


A Russian astronaut.
Example sentences
  • In its second year of occupancy, astronauts and cosmonauts have conducted 16 spacewalks for maintenance and assembly of the Station.
  • Do we have an option of giving any degree of privacy to this planet's astronauts, cosmonauts, and taikonauts?
  • We don't really have much time for a social life - there's a lot of work to get through - but we meet Russian cosmonauts and American astronauts, too.


1950s: from cosmos1, on the pattern of astronaut and Russian kosmonavt.

Definition of cosmonaut in:

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