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Synonyms

erroneous

American  
[ih-roh-nee-uhs, e-roh-] / ɪˈroʊ ni əs, ɛˈroʊ- /

adjective

  1. containing error; mistaken; incorrect; wrong.

    an erroneous answer.

    Synonyms:
    false, untrue, inaccurate
    Antonyms:
    accurate
  2. straying from what is moral, decent, proper, etc.


erroneous British  
/ ɪˈrəʊnɪəs /

adjective

  1. based on or containing error; mistaken; incorrect

"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

Other Word Forms

  • erroneously adverb
  • erroneousness noun
  • nonerroneous adjective
  • nonerroneousness noun

Etymology

Origin of erroneous

First recorded in 1350–1400; Middle English, from Latin errōneus “straying,” equivalent to errōn- (stem of errō ) “wanderer” (derivative of err-; err ) + -eus adjective suffix ( -eous )

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

No longer the generator of cheesy poems or erroneous arguments, AI can draft quality movie scripts rivaling Hollywood’s greatest writers.

From The Wall Street Journal

Volunteers who work on free software he maintains, a widely used program called Curl, were inundated with useless or erroneous reports.

From The Wall Street Journal

"China's development poses no threat to any nation," it said in a statement, adding that Starmer's remarks were "erroneous".

From Barron's

He told the BBC it contained "some factual inaccuracies" which he believed led to "erroneous conclusions".

From BBC

Other insurers may follow, for fear that erroneous price quotes or medical diagnoses from a generative AI model could lead to thousands of claims.

From Barron's