toxic
US /ˈtɑksɪk/
・UK /ˈtɒksɪk/
B2
adjective
- Very harmful or unpleasant in a pervasive or insidious way.
- Poisonous; harmful
- Poisonous and capable of causing death or serious illness.
- (Of relationships) harmful; causing conflict
Examples
potentially toxic chemicals
This chemical is toxic to many forms of life.