cosmonautics

[ koz-muh-naw-tiks, -not-iks ]

noun(used with a singular verb)
  1. astronautics, especially as applied to space flight.

Origin of cosmonautics

1
First recorded in 1945–50; see origin at cosmonaut, -ics

Words Nearby cosmonautics

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024