和英辞書

宇宙人

noun

an alien (life form of non-Earth origin) / Synonym of 宇宙飛行士 (uchū hikōshi, “astronaut”) (member of the crew of a spaceship or other spacecraft, or someone trained for that purpose)

彼は宇宙人が存在すると信じています。

He believes that aliens exist.

意味（1）

an alien (life form of non-Earth origin)

まっててくれ宇(う)宙(ちゅう)人(じん) ぼくはかならず会(あ)いに行(い)くからね

Mattete kure uchūjin Boku wa kanarazu ai ni iku kara neJust you wait, aliens. I’ll definitely come and see you all.

意味（2）

Synonym of 宇宙飛行士 (uchū hikōshi, “astronaut”) (member of the crew of a spaceship or other spacecraft, or someone trained for that purpose)