noun Download 🔗Share A member of the crew of a spaceship or other spacecraft that travels beyond Earth's atmosphere, or someone trained to serve that purpose. Examples : "The astronaut trained for years before her mission to the moon. " space astronomy technology science vehicle job person Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share A returnee who frequently flies back and forth between Hong Kong and his/her adopted home country. Examples : "The astronaut frequently flew between Hong Kong and the United States to visit his family. " culture person society communication Chat with AIVocabulary GamePractice Reading