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erroneous

[uh-roh-nee-uh s, e-roh-] /əˈroʊ ni əs, ɛˈroʊ-/
adjective
1.
containing error; mistaken; incorrect; wrong:
an erroneous answer.
2.
straying from what is moral, decent, proper, etc.
Origin of erroneous
1350-1400
1350-1400; Middle English < Latin errōneus straying, equivalent to errōn- (stem of errō) wanderer (derivative of err-; see err) + -eus -eous
Related forms
erroneously, adverb
erroneousness, noun
nonerroneous, adjective
nonerroneously, adverb
nonerroneousness, noun
Synonyms
1. inaccurate, untrue, false.
Antonyms
1. accurate.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for erroneous
Contemporary Examples
Historical Examples
  • Half of what you have already learnt is erroneous, and much of it has been taught you with an evil intent.

    The Young Yagers Mayne Reid
  • This, however, is an erroneous idea; the utmost that it can do is to prevent the escape of heat.

    Popular Education Ira Mayhew
  • She holds certain other erroneous notions on the subject, I think.

    The Faith Doctor Edward Eggleston
  • This erroneous prejudice prevails also on the American continent.

    Popular Education Ira Mayhew
  • How erroneous this opinion was, may be seen from a single incident.

British Dictionary definitions for erroneous

erroneous

/ɪˈrəʊnɪəs/
adjective
1.
based on or containing error; mistaken; incorrect
Derived Forms
erroneously, adverb
erroneousness, noun
Word Origin
C14: (in the sense: deviating from what is right), from Latin errōneus, from errāre to wander
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 erroneous
adjective

straying from a wise or right path

Word Origin

Latin errare 'to wander'

Dictionary.com's 21st Century Lexicon
Copyright © 2003-2014 Dictionary.com, LLC
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Word Origin and History for erroneous
adj.

late 14c., from Old French erroneus and directly from Latin erroneus "vagrant, wandering" (in Late Latin "erroneous"), from erronem (nominative erro) "vagabond," from errare "to wander, err" (see err). Related: Erroneously.

Online Etymology Dictionary, © 2010 Douglas Harper
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