noun

astronaut

astronaut

The astronaut walked on the moon.

The astronaut walked on the moon.

She wants to be an astronaut.

She wants to be an astronaut.

an astronaut a person who is trained to travel in a spacecraft An astronaut needs extensive training.

Synonyms: space traveler, spaceman

From Greek 'astron' (star) + 'nautes' (sailor). It literally means 'star sailor'.

Think of an 'astro-naut' as a 'nautical' sailor of the 'astro' (stars).

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.