Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “innocuous”

innocuous

adjective     /ɪˈnɒk.ju.əs/ US  /-ˈnɑː.kju-/
completely harmless (= causing no harm): Some mushrooms look innocuous but are in fact poisonous.Safe and secure innocuously     /-li/ adverb Safe and secure innocuousness     /-nəs/ noun [U] Safe and secure
(Definition of innocuous adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of innocuous

Browse related topics

You are looking at an entry to do with Safe and secure, but you might be interested in these topics from the Protecting and saving topic area:

Definitions of “innocuous” in other dictionaries

Word of the Day

handout

a document given to students or reporters which contains information about a particular subject

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More