toxicant

tox·i·cant

T0295900 (tŏk′sĭ-kənt)n. A poison or poisonous agent.adj. Poisonous; toxic.

toxicant

(ˈtɒksɪkənt) n1. a toxic substance; poison2. a rare word for intoxicantadjpoisonous; toxic[C19: from Medieval Latin toxicāre to poison; see toxic]

tox•i•cant

(ˈtɒk sɪ kənt)

adj. 1. poisonous; toxic. n. 2. a poison. [1880–85]

Thesaurus

Noun	1.	toxicant - any substance that causes injury or illness or death of a living organismpoison, poisonous substancesubstance - a particular kind or species of matter with uniform properties; "shigella is one of the most toxic substances known to man"atropine - a poisonous crystalline alkaloid extracted from the nightshade family; used as an antispasmodic and to dilate the eye pupil; also administered in large amounts as an antidote for organophosphate nerve agents or organophosphate insecticideshyoscyamine - a poisonous crystalline alkaloid (isometric with atropine but more potent); used to treat excess motility of the gastrointestinal tracttoxin - a poisonous substance produced during the metabolism and growth of certain microorganisms and some higher plant and animal species
Adj.	1.	toxicant - having the qualities or effects of a poisonpoisonoustoxic - of or relating to or caused by a toxin or poison; "suffering from exposure to toxic substances"

toxicant

adjectiveCapable of injuring or killing by poison:mephitic, mephitical, poison, poisonous, toxic, venomous, virulent.