Definition of astronaut in English:



  • A person who is trained to travel in a spacecraft.

    • ‘The findings are not only important for the wellbeing of astronauts but for everybody.’
    • ‘Every orbit of the space shuttle treats the astronauts to stunning scenery.’
    • ‘It was also the first time that US astronauts had returned from space in a Soyuz spacecraft.’
    • ‘During spaceflight astronauts lose muscle mass and function as a consequence of a lack of gravity.’
    • ‘We can picture exactly what he meant because we have now seen film of astronauts orbiting the Earth in spacecraft.’
    • ‘This is an idea for a spacesuit that will allow astronauts to exercise while working in space.’
    • ‘We salute his many accomplishments as an astronaut and as a husband and father.’
    • ‘NASA permits astronauts to take some souvenirs for their family and close friends.’
    • ‘The large viewing windows will provide the astronauts with a view of the Earth quite unlike any other.’
    • ‘I always really enjoy explaining how space travel works and how you train for a space mission as an astronaut.’
    • ‘When astronauts go into microgravity they lose their sense of place and have to rely on visual and auditory cues.’
    • ‘This is where astronauts are trained and the space shuttle program is managed.’
    • ‘How much food do we need to have on the spacecraft for the astronauts to go to Mars?’
    • ‘The meeting was very informal and the girls were able to bombard Claudie with questions on what life is like as an astronaut.’
    • ‘This is only a handful of some of the most notable men who helped to get American astronauts to the Moon.’
    • ‘American astronauts and Soviet cosmonauts shook hands hundreds of miles above a burning Cambodia.’
    • ‘For the astronauts on board the Space Station there are no less than sixteen sunrises and sunsets each day.’
    • ‘It will be the second time American astronauts return to Earth in a Soyuz spacecraft.’
    • ‘Iceland was where the Apollo 11 astronauts trained for their lunar trip.’
    • ‘It allowed American and Soviet astronauts to work together and to get to know each other.’
    • ‘For Earth will only be one point of light among many, and astronauts will truly be on their own.’
    • ‘The hostile environment of space poses a special challenge to the wellbeing of astronauts.’
    spaceman, spacewoman, cosmonaut, space traveller, space pilot, space flyer, space cadet
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1920s: from astro-, on the pattern of aeronaut and aquanaut.