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[ek-struh-soh-ler] /ˌɛk strəˈsoʊ lər/
outside, or originating outside, the sun or the solar system.
Origin of extrasolar
1885-90; extra- + solar1 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for extrasolar
  • Also called an extrasolar planet extrasolar planet: noun: planet outside the solar system, orbiting a star other than the sun.
  • So it came as a total surprise when the first extrasolar planetary systems were found, and proved to be completely different.
  • The group discovered many of the other extrasolar system planets.
  • Not to mention the rapidly expanding universe of extrasolar planets.
  • extrasolar planets with highly elliptical orbits may perturb each other out of the star's gravitational reach.
  • These expectations have been shattered by the discovery of the first extrasolar giant planets.
  • And in some planetary systems, the moons of an extrasolar planet could themselves be favorable habitats for extraterrestrial life.
  • The only real problem is sharing the pad and there have been efforts to use extrasolar radio sources to solve that one.
  • For the first time ever, an extrasolar planet has been detected due to its physically slinging around its parent star.
  • They were doing modeling of extrasolar planets and were wondering if the amount of water on a molten planet has some upper limit.
British Dictionary definitions for extrasolar


occurring or existing beyond the earth's solar system
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
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Contemporary definitions for extrasolar

outside the solar system

Word Origin

exo- + solar's 21st Century Lexicon
Copyright © 2003-2014, LLC
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