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Definition of innocuous adjective from the Oxford Advanced Learner's Dictionary

innocuous

adjective
 
/ɪˈnɒkjuəs/
 
/ɪˈnɑːkjuəs/
(formal)
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  1. not intended or likely to offend or upset anyone synonym harmless (2)
    • It seemed a perfectly innocuous remark.
    • The question appeared innocuous enough, but I still did not trust her.
    Oxford Collocations Dictionaryverbs
    • appear
    • be
    • look
    adverb
    • perfectly
    • totally
    • fairly
    See full entry
  2. not harmful or dangerous synonym harmless (1)
    • an innocuous substance
    Extra Examples
    • The liquid looked fairly innocuous.
    • Some mushrooms look innocuous but are actually very poisonous.
    Oxford Collocations Dictionaryverbs
    • appear
    • be
    • look
    adverb
    • perfectly
    • totally
    • fairly
    See full entry
  3. Word Originlate 16th cent.: from Latin innocuus, from in- ‘not’ + nocuus ‘injurious’, from nocere ‘to hurt’.
See innocuous in the Oxford Advanced American Dictionary
previously
adverb
 
 
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