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poisonous

poi·son·ous

poisonous

pronunciation:
poI z ns
features:
Word Explorer, Word Parts
part of speech: adjective
definition 1: filled with or containing poison.
antonyms:
antidotal
similar words:
mephitic, toxic, venomous, virulent
definition 2: injurious; destructive; deadly.
poisonous to root crops
synonyms:
lethal, noxious, toxic, virulent
antonyms:
antidotal, harmless
similar words:
baneful, deadly, deleterious, destructive, fell, inimical, pernicious, pestilent
definition 3: full of malice; vicious; venomous.
She wrote a poisonous letter but decided not to send it.
synonyms:
malicious, venomous, vicious
similar words:
baleful, cruel, malevolent, malign, pernicious, spiteful, vindictive, viperous, virulent
derivations: poisonously (adv.), poisonousness (n.)
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