harmful

harm·ful  (härmfl)

adj.

Causing or capable of causing harm; injurious.

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harmful·ly adv.

harmful·ness n.

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harmful [ˈhɑːmfʊl]

adj

causing or tending to cause harm; injurious

harmfully  adv

harmfulness  n

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harmful

• catalytic converter - A device with a catalyst for converting pollutant gases into less harmful ones.
• allergen - Though allergens are not harmful themselves, when they are combined with certain antibodies, a reaction (i.e. the allergy) liberates substances that damage body cells and tissues.
• intrigant - A person who plots something illicit or harmful.
• nocuous - Meaning "harmful, noxious," it is based on Latin nocere, "to hurt."

Thesaurus

Adj.

1.

harmful - causing or capable of causing harm; "too much sun is harmful to the skin"; "harmful effects of smoking" disadvantageous - constituting a disadvantage malign - evil or harmful in nature or influence; "prompted by malign motives"; "believed in witches and malign spirits"; "gave him a malign look"; "a malign lesion" destructive - causing destruction or much damage; "a policy that is destructive to the economy"; "destructive criticism" noxious - injurious to physical or mental health; "noxious chemical wastes"; "noxious ideas" offensive - causing anger or annoyance; "offensive remarks" painful - causing physical or psychological pain; "worked with painful slowness" toxic - of or relating to or caused by a toxin or poison; "suffering from exposure to toxic substances" unwholesome - detrimental to physical or moral well-being; "unwholesome food"; "unwholesome habits like smoking" harmless - not causing or capable of causing harm; "harmless bacteria"; "rendered the bomb harmless"

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harmful

adjective damaging, dangerous, negative, evil, destructive, hazardous, unhealthy, detrimental, hurtful, pernicious, noxious, baleful, deleterious, injurious, unwholesome, disadvantageous, baneful, maleficent the harmful effects of smoking
beneficial, harmless, good, safe, healthy, helpful, wholesome, innocuous

Translations

harmful [ˈhɑːmfʊl] ADJ [substance, chemical] → dañino, nocivo; [effects, consequences] → perjudicial, pernicioso; (to reputation) → perjudicial (to para) tobacco is harmful to the health → el tabaco perjudica seriamente la salud
the chemical is not harmful to plants → el producto químico no es nocivo para or no daña las plantas

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harmful [ˈhɑː^rmfʊl] adj [substance, bacteria] → nuisible; [effects] → nuisible
harmful chemicals → des produits chimiques nuisibles
to be harmful to sb/sth (physically) → nuire à qn/qch

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harmful

adj → schädlich (to für); remarks → verletzend; harmful to one’s health → gesundheitsschädlich

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harmful [ˈhɑːmfʊl] adj harmful (to) → dannoso/a (a), nocivo/a (a)

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harmful → مؤذى škodlivý skadelig schädlich επιβλαβής nocivo vahingollinen nuisible štetan dannoso 有害な 유해한 schadelijk skadelig szkodliwy prejudicial вредный skadlig เป็นอันตราย zararlı có hại 有害的