Astronaut - Meaning, Definition & English Examples
An astronaut is a person trained to travel and work in space. They pilot spacecraft, conduct scientific experiments, and may live on space stations like the International Space Station.
Definition:
A person trained to travel and work in space.
Synonyms:
space traveler, cosmonaut, spacefarer
Part of Speech:
noun
Antonyms:
earthling, groundling
Common Collocations:
space mission, training program, launch vehicle
Derivatives:
astronautics, astronautical
Usage Tips:
Use "astronaut" for professionals; "cosmonaut" refers specifically to Russian space travelers.
Common Phrases:
astronaut training, astronaut corps, spacewalking astronaut
Etymology:
From Greek "astron" (star) and "nautes" (sailor), meaning "star sailor."
Examples:
- 1. The astronaut boarded the spacecraft confidently.
- 2. She dreams of becoming an astronaut one day.
- 3. The astronaut conducted experiments in zero gravity.
- 4. NASA selected him as an astronaut last year.