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Mushroom :: Mushroom (n.) Any large fungus, especially one of the genus Agaricus; a toadstool. Several species are edible; but many are very poisonous..

Kalmia :: Kalmia (n.) A genus of North American shrubs with poisonous evergreen foliage and corymbs of showy flowers. Called also mountain laurel, ivy bush, lamb kill, calico bush, etc..

Elapine :: Elapine (a.) Like or pertaining to the Elapidae, a family of poisonous serpents, including the cobras. See Ophidia..

Mydatoxin :: Mydatoxin (n.) A poisonous amido acid, C6H13NO2, separated by Brieger from decaying horseflesh. In physiological action, it is similar to curare..

Conine :: Conine (n.) A powerful and very poisonous vegetable alkaloid found in the hemlock (Conium maculatum) and extracted as a colorless oil, C8H17N, of strong repulsive odor and acrid taste. It is regarded as a derivative of piperidine and likewise of one of the collidines. It occasions a gradual paralysis of the motor nerves. Called also coniine, coneine, conia, etc. See Conium, 2..

Cicuta :: Cicuta (n.) a genus of poisonous umbelliferous plants, of which the water hemlock or cowbane is best known..

Saponin :: Saponin (n.) A poisonous glucoside found in many plants, as in the root of soapwort (Saponaria), in the bark of soap bark (Quillaia), etc. It is extracted as a white amorphous powder, which occasions a soapy lather in solution, and produces a local anaesthesia. Formerly called also struthiin, quillaiin, senegin, polygalic acid, etc. By extension, any one of a group of related bodies of which saponin proper is the type..

Antitoxine :: Antitoxine (n.) A substance (sometimes the product of a specific micro-organism and sometimes naturally present in the blood or tissues of an animal), capable of producing immunity from certain diseases, or of counteracting the poisonous effects of pathogenic bacteria..

Nightshade :: Nightshade (n.) A common name of many species of the genus Solanum, given esp. to the Solanum nigrum, or black nightshade, a low, branching weed with small white flowers and black berries reputed to be poisonous..

Mytilotoxine :: Mytilotoxine (n.) A poisonous base (leucomaine) found in the common mussel. It either causes paralysis of the muscles, or gives rise to convulsions, including death by an accumulation of carbonic acid in the blood..

Darnel :: Darnel (n.) Any grass of the genus Lolium, esp. the Lolium temulentum (bearded darnel), the grains of which have been reputed poisonous. Other species, as Lolium perenne (rye grass or ray grass), and its variety L. Italicum (Italian rye grass), are highly esteemed for pasture and for making hay..

Tetanin :: Tetanin (n.) A poisonous base (ptomaine) formed in meat broth through the agency of a peculiar microbe from the wound of a person who has died of tetanus; -- so called because it produces tetanus as one of its prominent effects.

Parsnip :: Parsnip (n.) The aromatic and edible spindle-shaped root of the cultivated form of the Pastinaca sativa, a biennial umbelliferous plant which is very poisonous in its wild state; also, the plant itself..

Sugar :: Sugar (n.) By extension, anything resembling sugar in taste or appearance; as, sugar of lead (lead acetate), a poisonous white crystalline substance having a sweet taste..

Baneful :: Baneful (a.) Having poisonous qualities; deadly; destructive; injurious; noxious; pernicious.

Asp :: Asp (n.) A small, hooded, poisonous serpent of Egypt and adjacent countries, whose bite is often fatal. It is the Naja haje. The name is also applied to other poisonous serpents, esp. to Vipera aspis of southern Europe. See Haje..

Poisonsome :: Poisonsome (a.) Poisonous.[Obs.] Holland.

Toxical :: Toxical (a.) Of or pertaining to poison; poisonous; as, toxic medicines..

Poisonable :: Poisonable (a.) Capable of poisoning; poisonous.

Avernian :: Avernian (a.) Of or pertaining to Avernus, a lake of Campania, in Italy, famous for its poisonous vapors, which ancient writers fancied were so malignant as to kill birds flying over it. It was represented by the poets to be connected with the infernal regions..

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