poisonous

Definition of Poisonous in English :

1. poisonous, toxicant

having the qualities or effects of a poison

2. poisonous

not safe to eat

3. poisonous, venomous, vicious

marked by deep ill will; deliberately harmful

Example Sentences:
'poisonous hate'
'venomous criticism'
'vicious gossip'

WordNet Lexical Database for English. Princeton University. 2010.

Poisonous

adjective

1.

having the effects or qualities of a poison

2.

capable of killing or inflicting injury; venomous

3.

corruptive or malicious

adjective

capable of injuring or killing by or as by poison; containing, or having the effects of, a poison; toxic; venomous

adj.

1.

a. Containing or being a poison: poisonous fumes.

b. Capable of harming or killing by poison: poisonous tentacles.

2.

a. Full of ill will; malicious or spiteful: a poisonous look.

b. Harmful or destructive: a poisonous precedent.