CEFR B1

poisonous

adjective

Meaning

Containing or having the effect of poison.

Examples

The snake's bite was poisonous, and the victim needed immediate medical attention.
Be careful not to touch that plant; it has poisonous leaves.

Synonyms: toxic, venomous, deadly, lethal

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poisonous (B1)

adjective

Pronunciation: /ˈpɔɪzənəs/

Definition

Containing or having the effect of poison.

Examples

The snake's bite was poisonous, and the victim needed immediate medical attention.
Be careful not to touch that plant; it has poisonous leaves.
Some mushrooms are edible, while others are poisonous and can cause severe illness.

Synonyms of poisonous

Words with a similar meaning to poisonous:

toxic
venomous
deadly
lethal

Antonyms of poisonous

Words with the opposite meaning to poisonous:

harmless
non-toxic

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