- introduced or coming from without; not belonging or proper to a thing; external; foreign: extraneous substances in our water.
- not pertinent; irrelevant: an extraneous remark; extraneous decoration.
Origin of extraneous
SynonymsSee more synonyms for extraneous on Thesaurus.com
1. extrinsic, adventitious, alien. 2. inappropriate, nonessential, superfluous.
1. intrinsic. 2. pertinent, relevant.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for extraneous
The whole stack was re-evaluated—a “one-time decision,” said a memo from the advisory council, due to “extraneous circumstances.”At This Creepy Libertarian Charter School, Kids Must Swear ‘to Be Obedient to Those in Authority’
October 15, 2014
You know where you find a clear, neat story with no extraneous details?How Social Scientists, and the Rest of Us, Got Seduced By a Good Story
April 30, 2013
Her writing is marked by an utter lack of the extraneous, and bristles with a sense of the uncanny.Nicole Krauss Picks Her Must Reads
October 5, 2010
But that it should also have been written, is an extraneous matter.
Divested of this extraneous business, the matter is a most simple one.A Final Reckoning
G. A. Henty
There were no extraneous sublevels at all and that's just never happened before.The Premiere
HE was evidently not to be taken in by extraneous sentiment.Sally Dows and Other Stories
There can be no doubt as to the region from which this extraneous civilization came.A Visit to Java
W. Basil Worsfold
- not essential
- not pertinent or applicable; irrelevant
- coming from without; of external origin
- not belonging; unrelated to that to which it is added or in which it is contained
C17: from Latin extrāneus external, from extrā outside
Word Origin and History for extraneous
1630s, from Latin extraneus "external, strange," from extra "outside of" (see extra-).
Online Etymology Dictionary, © 2010 Douglas Harper