extraterrestrial definition by Wordo

Adjective

Originating

from

outside

of

the

Earth

'

s

atmosphere

,

from

space

,

or

from

another

planet

;

alien

to

Earth

or

its

environment

.

Noun

A

being

originating

from

outside

of

the

Earth

'

s

atmosphere

,

from

space

,

or

from

another

planet

;

an

alien

.