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Definition of extraneous

extraneous

/ɪkˈstreɪniəs/
ex · tra · ne · ous

Adverb:extraneously
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extraneous Lexical Profile

extraneous Game Scores & Validity

• adjective

1

Irrelevant or unrelated to the subject being dealt with; not forming an essential or vital part.

Example

"The editor removed several paragraphs of extraneous details to keep the article focused on the main argument."


2

Of external origin; coming or introduced from the outside rather than belonging naturally to a system or organism.

Example

"The laboratory technicians wore protective suits to prevent extraneous moisture and dust from contaminating the samples."

Synonyms
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Antonyms
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• Rhymes for extraneous

Word Origin & Etymology

Borrowed in the early 17th century from Latin extrāneus ('external, foreign, strange'), derived from extrā ('outside, beyond'). It shares its Latin root with 'strange' (via Old French estrange), which underwent a different phonological path before entering Middle English.

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Extraneous. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/extraneous
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