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alien

alien

679 4.0
A creature from another planet often in science fiction
  • noun
  • /ˈeɪliən/
translation icon : extraterrestre
  • Let's say that you were an alien space pilot, OK?
  • space alien
  • UFOs and aliens
  • talk with aliens

So but you want to hear about aliens and pyramids.

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Examples

Synonyms

9 8.2

A creature from another planet or outer space

is the common informal term used in science fiction for such creatures
5 8.1

A living creature believed to come from another planet

is the familiar fiction word rather than a statement of belief
cosmozoan
vsalien
  • Archaic
9.9

A living thing that comes from space and may bring life to Earth

is a broader label for any creature from other planets not about seeding

Antonyms

1.0

A person who walks upright and can think and speak

Idioms

2 7.0

To be out of place among the people around you

Compounds

alien absconder
  • Offensive
9.9

A foreign person who stays in the United States after a court orders them to leave

How Human-like

humanoid
44 6.1
alien
679 4.0
creature
1.3
monster
  • Offensive
395 2.5

Surface Forms

alien singular
aliens plural

Etymology

Alien keeps the simple idea from Latin alienus 'other', so in stories an alien is a being who comes 'from another' planet or world. This shows why we use the same word for creatures from outer space.