extraterrestrial

[ek-struh-tuh-res-tree-uh l]
See more synonyms for extraterrestrial on Thesaurus.com
noun
  1. an extraterrestrial being: a science fiction novel about extraterrestrials conquering the earth.

Origin of extraterrestrial

First recorded in 1865–70; extra- + terrestrial
Related formsex·tra·ter·res·tri·al·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for extraterrestrial

Martian, E.T.

Examples from the Web for extraterrestrial

Contemporary Examples of extraterrestrial

Historical Examples of extraterrestrial

  • But suppose some of our Extraterrestrial neighbors are also a bit touchy?

    Reel Life Films

    Samuel Kimball Merwin

  • All those allusions to the extraterrestrial was so much bilge.

    Ten From Infinity

    Paul W. Fairman

  • We are quite sure that these creatures are of extraterrestrial origin.

    Ten From Infinity

    Paul W. Fairman

  • The extraterrestrial had even the ability to achieve a dry quality in his voice.

    Combat

    Dallas McCord Reynolds

  • When Hank had finished, the extraterrestrial turned his eyes to Loo.

    Combat

    Dallas McCord Reynolds


British Dictionary definitions for extraterrestrial

extraterrestrial

adjective
  1. occurring or existing beyond the earth's atmosphere
noun
  1. (in science fiction) a being from beyond the earth's atmosphere
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for extraterrestrial
adj.

also extra-terrestrial, 1812, from extra- + terrestrial. As a noun from 1956.

Online Etymology Dictionary, © 2010 Douglas Harper

extraterrestrial in Science

extraterrestrial

[ĕk′strə-tə-rĕstrē-əl]
  1. Originating, located, or occurring outside the Earth or its atmosphere.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

extraterrestrial in Culture

extraterrestrial

[(ek-struh-tuh-res-tree-uhl)]

A descriptive term for things outside the Earth, such as possible civilizations outside the solar system, or objects, such as meteorites, that actually reach the Earth.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.