Astronaut
/ˈæstrəˌnɑt/
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Definition
(noun) A member of the crew of a spaceship or other spacecraft that travels beyond Earth's atmosphere, or someone trained to serve that purpose.
Sentence Examples
The astronaut was slow to get used to the condition of weightlessness.
The astronaut was seen to land on the moon.
CEFR Practice Quiz
Being an ____ and traveling to space is a dream for many kids.