extraterrestrial

adjective [not gradable]

/ˌek·strə·təˈres·tri·əl/

Definition

› (coming from) outside the planet earth: extraterrestrial objects like meteorites and asteroids

(Definition of extraterrestrial adjective from the Cambridge Academic Content Dictionary © Cambridge University Press)

Focus on the pronunciation of extraterrestrial

Our dictionaries

Browse the Thesaurus

“extraterrestrial” in other dictionaries

British English

Browse the Dictionary

extraction noun
extracurricular adjective
extradition noun
extraneous adjective
extraordinary adjective
extraterrestrial adjective
extraterritoriality noun
extravagance noun
extravagant adjective (EXPENSIVE)
extravagant adjective (UNREASONABLE)
extravagantly adverb

Word of the Day

jettison

to get rid of something or someone that is not wanted or needed

Word of the Day ►

Blog

Read our blog about how the English language behaves.

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.