Skip to content

poisonous

/ˈpɔɪzənəs/adjective3 syllables

Poisonous means: marked by deep ill will; deliberately harmful.

Synonyms for poisonous9

adjective, as in marked by deep ill will; deliberately harmful

venomous, vicious, malicious

adjective, as in having the qualities or effects of a poison

toxicant, toxic

adjective, as in not safe to eat

inedible, uneatable

also used for poisonous

poisoned, attery

Includes material from Wiktionary, CC BY-SA 4.0.

What does poisonous mean?3

adjective

1

marked by deep ill will; deliberately harmful“poisonous hate”

2

having the qualities or effects of a poison

3

not safe to eat

Definitions from the Open English WordNet, CC BY 4.0.

Poisonous in a sentence

  • The dog ate chocolate, which is poisonous to dogs.Eccles17
  • The forest is filled with dangerous creatures, including beasts, snakes, poisonous insects, and whatnot.Lepotdeterre
  • I'm not afraid of snakes, unless they're poisonous.CK
  • Tobacco smoke contains hydrogen cyanide, a poisonous gas.Objectivesea
  • When a poison expires, does it become more poisonous or less poisonous?Ooneykcall
  • Red currants, despite what their color might indicate, are not poisonous.AlanF_US
  • We should keep away from the poisonous plants.CM
  • Sami crushed the poisonous pills and dissolved them into juice.OsoHombre

Sentences from Tatoeba, CC BY 2.0 FR, credited to their authors.