erroneous

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Etymology

From late Middle English erroneous, from Middle French erroneux, from Latin erroneus.

Pronunciation

• (British) IPA: /ɪˈɹəʊ.nɪ.əs/, /ɛɹˈəʊ.nɪ.əs/
• (America) IPA: /ɛɹˈoʊ.ni.əs/, /ɪˈɹoʊ.ni.əs/

Adjective

erroneous

1. Containing an error; inaccurate.

   His answer to the sum was erroneous.

2. Derived from an error.

   His conclusion was erroneous, since it was based on a false assumption.

3. Mistaken.

   Her choice at the line-up proved to be erroneous, as she had only seen the mugger for an instant.

4. (obsolete) Wandering; erratic.
5. (legal) Deviating from the requirements of the law, but without a lack of legal authority, thus not illegal.

   If, while having the power to act, one commits error in the exercise of that power, he acts erroneously.

Synonyms

• errorful
• (containing an error) inaccurate, incorrect, wrong
• (derived from an error) fallacious, false, faulty, flawed
• (mistaken) mistaken, wrong
• (legal: deviating from the requirements of the law)

Antonyms

• errorless

Translations

• French: erroné
• German: unrichtig, fehlerhaft
• Italian: erroneo
• Portuguese: erróneo (Portugal), errôneo (Brazil)
• Russian: ло́жный
• Spanish: erróneo, falso, errado, inexacto

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