venom

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venom

 [ven´om]
poison, especially a toxic substance normally secreted by a serpent, insect, or other animal.
Russell's viper venom the venom of Vipera russelli (Russell's viper), which acts in vitro as an intrinsic thromboplastin and is useful in defining deficiencies of coagulation factor X.

ven·om

(ven'ŏm),
A poisonous fluid secreted by snakes, spiders, scorpions, etc.
[M. Eng. and O. Fr. venim, fr. L. venenum, poison]

venom

(vĕn′əm)
n.
A poisonous secretion of an animal, such as a snake, spider, or scorpion, usually transmitted to prey or to attackers by a bite or sting.

venom

Toxicology A poisonous substance produced by an insect or animal, stored in specific sacs and sundry sites, and released by biting or stinging; venoms, the original biological weapons, are used for defense and to capture prey. See Snake venom, Yellow jacket venom.

ven·om

(ven'ŏm)
A toxin secreted by snakes, spiders, scorpions, and other cold-blooded animals.
[M. Eng. and O. Fr. venim, fr. L. venenum, poison]

venom

Poison produced by scorpions, some jellyfish, some fish, a few snakes, some toads, the Gila monster, some spiders and a few insects such as bees, wasps or hornets. Venoms act in various ways and may affect either the nervous system, to cause paralysis, or the blood to cause either widespread clotting or bleeding. Venoms are seldom fatal except in very young or debilitated people.

Venom

A poisonous substance secreted by an animal, usually delivered through a bite or a sting.