Astronaut-Cosmonaut | Commonly Confused Words
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Astronaut vs. Cosmonaut

Astronaut

/ˈæstrənɔːt/
A person who is trained to travel and work in space.

Examples:

The training for an astronaut is exceptionally rigorous.Becoming an astronaut requires years of dedication and study.The mission commander, a seasoned astronaut, led the team.

Synonyms:

Antonyms:

Cosmonaut

A person who travels in outer space, typically for the Soviet or Russian space programs

Examples:

The cosmonaut gazed at the distant stars in awe.A cosmonaut's suit is designed for extreme conditions.Training a cosmonaut requires rigorous mental preparation.

Synonyms:

Antonyms:

This word has no antonyms

Ways to tell them apart:

etymology
  • Both cosmonaut and astronaut refer to people who travel in space, but they are used in different contexts and regions.
  • The term cosmonaut is primarily used by Russia and countries influenced by Russian space terminology.
  • Astronaut is used by the United States and around the world in general space exploration contexts.
  • Remember cosmonaut with cosmos, which is another term for the universe, often associated with Russian usage.
  • Pair astronaut with NASA, the famous American space agency, to recall the term's American association.
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