Definition of Poison sac. Meaning of Poison sac. Synonyms of Poison sac

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Definition of Poison sac

Poison sac
Poison Poi"son, n. [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 (Zo["o]l.), 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. (Zo["o]l.) 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. Usage: 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.

Meaning of Poison sac from wikipedia

- The larvae are covered in hollow spines that are attached to a poison sac. The poison can cause symptoms ranging from stinging, itching and burning sensations...
- remove it, closing their eyes to avoid being squirted with poison from the ruptured poison sac. Bee-eaters can eat several hundred bees a day, so they are...
- crossbows. One of their ideas in 1943 was the SAC-46 pistol, which was intended to fire a special designed poisoned dart propelled by a commercial type CO2-cartridge...
- pheromones. A queen recognition (releaser) pheromone is stored in the poison sac along with three other compounds. These compounds elicit a behavioral...
- self-removal. Sting autotomy is the self-am****tion of the stinger and poison sac by the wasp. Instantaneous defense leads to death of the wasp when it...
- stinger, in a process called envenomation. Venom is often distinguished from poison, which is a toxin that is p****ively delivered by being ingested, inhaled...
- ; Lofgren, C.S.; Glover, A.; Tumlinson, J.H.; Rocca, J. (1980). "The poison sac of red imported fire ant queens: source of a pheromone attractant". Annals...
- ant species, venom is secreted by the venom gland and is stored in the poison sac. When in use, it is ejected through the stinger's main duct. Capacity...
-   Electric / Poison — Toxtricity (#849) Literally known as the "Baby Pokémon". Toxel is a small lizard-like Pokémon that has a poison sac, but not as powerful...
- Spindle poisons effectively cease the production of new cells by interrupting the mitosis phase of cell division at the spindle ****embly checkpoint (SAC). However...