POISON
poison
(noun) anything that harms or destroys; “the poison of fascism”
poison, toxicant, poisonous substance
(noun) any substance that causes injury or illness or death of a living organism
poison
(verb) administer poison to; “She poisoned her husband but he did not die”
poison, envenom
(verb) add poison to; “Her husband poisoned her drink in order to kill her”
poison
(verb) kill with poison; “She poisoned her husband”
poison
(verb) kill by its poison; “This mushrooms can poison”
poison
(verb) spoil as if by poison; “poison someone’s mind”; “poison the atmosphere in the office”
Source: WordNet® 3.1
Etymology
Noun
poison (countable and uncountable, plural poisons)
A substance that is harmful or lethal to a living organism.
Something that harms a person or thing.
(informal) A drink; liquor.
(chemistry) Any substance that inhibits catalytic activity.
Synonyms
• (substance that is harmful): atter, bane, contaminant, pollutant, toxin, venom
Verb
poison (third-person singular simple present poisons, present participle poisoning, simple past and past participle poisoned)
(transitive) To use poison to kill or paralyse (somebody).
(transitive) To pollute; to cause to become poisonous.
(transitive) To cause to become much worse.
(transitive) To cause (someone) to hate or to have unfair negative opinions.
(chemistry) To inhibit the catalytic activity of.
(transitive, computing) To place false information into (a cache) as part of an exploit.
Synonyms
• (to pollute): contaminate, pollute, taint
• (to cause to become worse): corrupt, taint
Source: Wiktionary
Poi"son, n. Etym: [F. poison, in Old French also, a potion, fr. L.
potio a drink, draught, potion, a poisonous draught, fr. potare to
drink. See Potable, and cf. Potion.]
1. Any agent which, when introduced into the animal organism, is
capable of producing a morbid, noxious, or deadly effect upon it; as,
morphine is a deadly poison; the poison of pestilential diseases.
2. That which taints or destroys moral purity or health; as, the
poison of evil example; the poison of sin. Poison ash. (Bot.) (a) A
tree of the genus Amyris (A. balsamifera) found in the West Indies,
from the trunk of which a black liquor distills, supposed to have
poisonous qualities. (b) The poison sumac (Rhus venenata). [U. S.] --
Poison dogwood (Bot.), poison sumac.
– Poison fang (Zoöl.), one of the superior maxillary teeth of some
species of serpents, which, besides having the cavity for the pulp,
is either perforated or grooved by a longitudinal canal, at the lower
end of which the duct of the poison gland terminates. See Illust.
under Fang.
– Poison gland (Biol.), a gland, in animals or plants, which
secretes an acrid or venomous matter, that is conveyed along an organ
capable of inflicting a wound.
– Poison hemlock (Bot.), a poisonous umbelliferous plant (Conium
maculatum). See Hemlock.
– Poison ivy (Bot.), a poisonous climbing plant (Rhus
Toxicodendron) of North America. It is common on stone walls and on
the trunks of trees, and has trifoliate, rhombic-ovate, variously
notched leaves. Many people are poisoned by it, if they touch the
leaves. See Poison sumac. Called also poison oak, and mercury.
– Poison nut. (Bot.) (a) Nux vomica. (b) The tree which yields this
seed (Strychnos Nuxvomica). It is found on the Malabar and Coromandel
coasts.
– Poison oak (Bot.), the poison ivy; also, the more shrubby Rhus
diversiloba of California and Oregon. Poison sac. (Zoöl.) Same as
Poison gland, above. See Illust. under Fang.
– Poison sumac (Bot.), a poisonous shrub of the genus Rhus (R.
venenata); -- also called poison ash, poison dogwood, and poison
elder. It has pinnate leaves on graceful and slender common petioles,
and usually grows in swampy places. Both this plant and the poison
ivy (Rhus Toxicodendron) have clusters of smooth greenish white
berries, while the red-fruited species of this genus are harmless.
The tree (Rhus vernicifera) which yields the celebrated Japan lacquer
is almost identical with the poison sumac, and is also very
poisonous. The juice of the poison sumac also forms a lacquer similar
to that of Japan.
Syn.
– Venom; virus; bane; pest; malignity.
– Poison, Venom. Poison usually denotes something received into the
system by the mouth, breath, etc. Venom is something discharged from
animals and received by means of a wound, as by the bite or sting of
serpents, scorpions, etc. Hence, venom specifically implies some
malignity of nature or purpose.
Poi"son, v. t. [imp. & p. p. Poisoned; p. pr. & vb. n. Poisoning.]
Etym: [Cf. OF. poisonner, F. empoissoner, L. potionare to give to
drink. See Poison, n.]
1. To put poison upon or into; to infect with poison; as, to poison
an arrow; to poison food or drink. "The ingredients of our poisoned
chalice." Shak.
2. To injure or kill by poison; to administer poison to.
If you poison us, do we not die Shak.
3. To taint; to corrupt; to vitiate; as, vice poisons happiness;
slander poisoned his mind.
Whispering tongues can poison truth. Coleridge.
Poi"son, v. i.
Definition: To act as, or convey, a poison.
Tooth that poisons if it bite. Shak.
Source: Webster’s Unabridged Dictionary 1913 Edition