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1. Dictionary

   Poi·son·ous

   /ˈpoizənəs/

   

   adjective

   • 1. (of a substance or plant) causing or capable of causing death or illness if taken into the body: "poisonous chemicals" Similar toxicdeadlyfatallethalmortaldeath-dealingvirulentnoxiousenvironmentally unfriendlyOpposite harmlessnontoxic
   • ▪ (of an animal) producing poison as a means of attacking enemies or prey; venomous: "a poisonous snake" Similar venomousdeadlyOpposite harmless
   • ▪ extremely unpleasant or malicious: "there was a poisonous atmosphere at the office" Similar maliciousmalevolenthostileviciousspitefulbittervenomousevil-intentionedill-naturedvindictivevengefulvitriolicrancorousmalignmalignantperniciousmeannastyharmfulhurtfulwoundingslanderouslibelousdefamatoryinformal:bitchycattyliterary:maleficmaleficentOpposite benevolent

   Derivatives

   • 1. poisonously adverb

   Scrabble Points: 11

   • P

     3

   • O

     1

   • I

     1

   • S

     1

   • O

     1

   • N

     1

   • O

     1

   • U

     1

   • S

     1

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2. www.merriam-webster.com › dictionary › poisonousPoisonous Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › poisonous

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   The meaning of POISONOUS is destructive, harmful. How to use poisonous in a sentence.

3. dictionary.cambridge.org › english › poisonousPOISONOUS | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › english › poisonous

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   POISONOUS definition: 1. very harmful and able to cause illness or death: 2. A poisonous animal or insect uses poison in…. Learn more.

4. www.dictionary.com › browse › poisonousPOISONOUS Definition & Meaning | Dictionary.com

   www.dictionary.com › browse › poisonous

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   Poisonous definition: full of or containing poison. See examples of POISONOUS used in a sentence.

5. dictionary.cambridge.org › english › poisonousPOISONOUS | definition in the Cambridge English Dictionary

   dictionary.cambridge.org › english › poisonous

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   POISONOUS meaning: 1. very harmful and able to cause illness or death: 2. A poisonous animal or insect uses poison in…. Learn more.

6. www.vocabulary.com › dictionary › poisonousPoisonous - Definition, Meaning & Synonyms | Vocabulary.com

   www.vocabulary.com › dictionary › poisonous

   If something is poisonous, you'd better not eat, drink, inhale, or touch it: it will make you sick. Some poisonous materials can even kill you. Of course, this adjective is derived from the noun poison, which is a toxic substance. You can also calls things poisonous if they're harmful in less physical ways.

7. www.collinsdictionary.com › english › poisonousPOISONOUS definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › english › poisonous

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   1. having the effects or qualities of a poison. 2. capable of killing or inflicting injury; venomous. 3. corruptive or malicious.

8. www.oxfordlearnersdictionaries.com › definitionpoisonous adjective - Definition, pictures, pronunciation and ...

   www.oxfordlearnersdictionaries.com › definition

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   Definition of poisonous adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.