toxic

adjectives

of or relating to or caused by a toxin or poison
"suffering from exposure to toxic substances"
is derived from
is derived from
antonym
is similar to
capable of producing cyanide
"amygdalin is a cyanogenetic glucoside"
is similar to
extremely poisonous or injurious; producing venom
"venomous snakes"; "a virulent insect bite"
is similar to
toxic to the liver
is similar to
toxic to the kidney
is similar to
toxic to the organs of hearing or balance or to the auditory nerve
"some drugs are ototoxic"
is similar to
having the qualities or effects of a poison
see also
causing or capable of causing harm
"too much sun is harmful to the skin"; "harmful effects of smoking"
see also
detrimental to good health
"unhealthful air pollution"; "unhealthful conditions in old apartments with peeling lead-based paint"
see also
injurious to physical or mental health
"noxious chemical wastes"; "noxious ideas"