Meaning of TOXIC in English

TOXIC

I. ˈtäksik, -sēk adjective

Etymology: Late Latin toxicus, from Latin toxicum poison, from Greek toxikon ( pharmakon ) arrow (poison), from toxikon, neuter of toxikos of a bow, from toxon bow, arrow (probably from the source of Latin taxus yew) + -ikos -ic

1. : of, relating to, or caused by a poison or toxin

toxic drugs

a toxic effect

2. : affected by a poison or toxin

a toxic patient

3. : acting or likely to act as a poison : poisonous

eggs are toxic to a hypersensitive or sensitized person

II. noun

( -s )

Etymology: French toxique, from Latin toxicum poison

: a toxic substance : something poisonous

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.