Erroneous

Pronunciation

UK IPA: /ÉªËˆÉ¹É™ÊŠ.nÉª.É™s/, /É›É¹ËˆÉ™ÊŠ.nÉª.É™s/
US IPA: /É›É¹ËˆoÊŠ.ni.É™s/, /ÉªËˆÉ¹oÊŠ.ni.É™s/

Origin

From Old French and Latin erroneus

Full definition of erroneous

Adjective

erroneous

Containing an error; inaccurate.

His answer to the sum was erroneous.

Derived from an error.

His conclusion was erroneous as it was based on a false assumption.

Mistaken.

His choice at the line-up was erroneous as he had only seen the mugger for an instant.

(legal) signifies a deviation from the requirements of the law, but does not connote a lack of legal authority, and is thus distinguished from illegal.

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

Usage notes

Nouns to which "erroneous" is often applied: impression, assumption, belief, conclusion, statement, idea, data, view, opinion, judgment, notion, decision, interpretation, diagnosis, conception, theory, reading, instruction, ruling, assessment, doctrine, advice, value, application, thinking, perception, principle, concept, action, description, record, determination, teaching, inference, premise, conviction, reasoning, argument, exclusion, calculation, inclusion, treatment, deductions, analysis.

Synonyms

(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)