Definition of harmless in English:

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Pronunciation: /ˈhärmləs/


1Not able or likely to cause harm: the venom of most spiders is harmless to humans
More example sentences
  • Donating blood is harmless to the donor and yet gives a gift of life to a dying person.
  • It can cause nausea and, in extreme cases, death in humans, but is harmless to marine life.
  • The tope shark is considered harmless to humans because of its small size and its preference for small prey items.
safe, innocuous, benign, gentle, mild, wholesome, nontoxic, nonpoisonous, nonirritant, nonirritating, hypoallergenic;
1.1Inoffensive: as an entertainer, he’s pretty harmless
More example sentences
  • I agreed, breathing a sigh of relief that his request seemed to be innocent and harmless enough.
  • We've got better things to do than to try and distort what is now a harmless nickname.
  • And of course we should continue to take these awful, embarrassing and harmless photos.



Pronunciation: /ˈhärmləsnəs/
Example sentences
  • A lot of churches seem to make it their main job to assert their own harmlessness, advertising a ‘safe, accepting environment’.
  • But in the buzzing reality of daily life, bees collect from hundreds of types of plants, so whatever toxins they pick up are diluted to the point of harmlessness.
  • Interestingly, the premise that marijuana is harmless because it's just a plant could also be used to explain the harmlessness of cocaine and heroin.

For editors and proofreaders

Syllabification: harm·less

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