Alien
/ˈeɪ.li.ən/noun
A being from another planet or a foreigner in a country.
Did you know?The word 'alien' comes from a Latin term for 'belonging to another'—and historically, it was often used to describe outsiders or enemies.
Etymological Timeline
Latin
Latin
alienus
“belonging to another, foreign”
Old French
Old French
alien
“foreigner, outsider”
Middle English
Middle English
alien
“strange, foreign”
Modern English
English
alien
“foreigner, extraterrestrial being”