WordGarden.ioastronaut
A2Pronunciation
UK
- /ˈæstrənˌɔːt/
US
- /ˈæstrəˌnɑt/
Meanings
Noun
a person trained to travel and work in space aboard a spacecraft
Beyond the definition
An astronaut is someone trained to travel into and work in outer space, beyond Earth's atmosphere. Think of them as explorers of the cosmos, venturing where few have gone before. The term is widely used in U.S. and many international space programs, while countries such as Russia and China often use "cosmonaut" and "taikonaut." Astronauts aren’t only pilots; they are scientists, engineers, doctors, and operators trained for years to conduct research and run complex missions in a demanding environment. Imagine looking back at Earth from orbit—that’s an astronaut’s view!
The word "astronaut" comes from the Greek words astron (star) and nautes (sailor), literally meaning "star sailor." It describes a person selected and trained to fly and work on a spacecraft or space station during a mission. But being an astronaut is far more than taking a thrilling ride!
Astronauts undergo rigorous physical and mental training for years before ever leaving Earth. They learn everything from piloting spacecraft and conducting experiments in zero gravity to performing spacewalks (extravehicular activities) and surviving emergency situations. Their missions can range from orbiting Earth on the International Space Station, studying our planet and conducting scientific research, to traveling to the Moon or even further afield – with future goals including Mars!
The term "astronaut" is generally associated with space programs in the United States, while Russia uses "cosmonaut" and China uses "taikonaut." However, all these terms essentially refer to the same thing: a person dedicated to exploring the vastness of space.
You might read about astronauts in news articles discussing new discoveries made in orbit ("The astronaut reported unusual readings from the solar panels."), see them featured in documentaries showcasing their incredible journeys ("The documentary followed the astronaut's training and mission to Mars."), or even dream of becoming one yourself! The life of an astronaut is a testament to human curiosity, courage, and our relentless pursuit of knowledge beyond our world.
Examples
- 1
Childhood dream
She wanted to be an astronaut when she was a child.
- 2
Space station
The astronauts spent six months living on the International Space Station.
- 3
Professional training
He trained for years before he was chosen as an astronaut.
- 4
Moon landing
Only a few astronauts have ever walked on the moon.
See also
Similar
- space traveler
- spacefarer
- spaceman
Shades of meaning
- cosmonaut
- taikonaut
- space tourist
Contrast
- ground crew
Used with (collocations)
- NASA astronaut
- astronaut training
- astronaut corps
- astronaut suit
Word family
- astronautics
- astronautical
Explore
- spaceflight
- extravehicular activity
Forms and spellings
2 forms open this card.
Main spelling
- astronautnoun
Forms
- astronautspluralnoun