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Hydrastine :: Hydrastine (n.) An alkaloid, found in the rootstock of the golden seal (Hydrastis Canadensis), and extracted as a bitter, white, crystalline substance. It is used as a tonic and febrifuge..

Acrid :: Acrid (a.) Caustic; bitter; bitterly irritating; as, acrid temper, mind, writing..

Solanine :: Solanine (n.) A poisonous alkaloid glucoside extracted from the berries of common nightshade (Solanum nigrum), and of bittersweet, and from potato sprouts, as a white crystalline substance having an acrid, burning taste; -- called also solonia, and solanina..

Bitter :: Bitter (n.) Any substance that is bitter. See Bitters.

Bitterling :: Bitterling (n.) A roachlike European fish (Rhodima amarus).

Harmaline :: Harmaline (n.) An alkaloid found in the plant Peganum harmala. It forms bitter, yellow salts..

Sinapine :: Sinapine (n.) An alkaloid occuring in the seeds of mustard. It is extracted, in combination with sulphocyanic acid, as a white crystalline substance, having a hot, bitter taste. When sinapine is isolated it is unstable and undergoes decomposition..

Disimbitter :: Disimbitter (v. t.) To free from bitterness.

Bitter :: Bitter (v. t.) Having a peculiar, acrid, biting taste, like that of wormwood or an infusion of hops; as, a bitter medicine; bitter as aloes..

Exasperate :: Exasperate (v. t.) To make grievous, or more grievous or malignant; to aggravate; to imbitter; as, to exasperate enmity..

Hickory :: Hickory (n.) An American tree of the genus Carya, of which there are several species. The shagbark is the C. alba, and has a very rough bark; it affords the hickory nut of the markets. The pignut, or brown hickory, is the C. glabra. The swamp hickory is C. amara, having a nut whose shell is very thin and the kernel bitter..

Picrotoxin :: Picrotoxin (n.) A bitter white crystalline substance found in the cocculus indicus. It is a peculiar poisonous neurotic and intoxicant, and consists of a mixture of several neutral substances..

Salt :: Salt (n.) Fig.: Bitter; sharp; pungent.

Cat-salt :: Cat-salt (n.) A sort of salt, finely granulated, formed out of the bittern or leach brine..

Latex :: Latex (n.) A milky or colored juice in certain plants in cavities (called latex cells or latex tubes). It contains the peculiar principles of the plants, whether aromatic, bitter, or acid, and in many instances yields caoutchouc upon coagulation..

Absinthin :: Absinthin (n.) The bitter principle of wormwood (Artemisia absinthium).

Helleborein :: Helleborein (n.) A poisonous glucoside accompanying helleborin in several species of hellebore, and extracted as a white crystalline substance with a bittersweet taste. It has a strong action on the heart, resembling digitalin..

Bitterwood :: Bitterwood (n.) A West Indian tree (Picraena excelsa) from the wood of which the bitter drug Jamaica quassia is obtained.

Vincetoxin :: Vincetoxin (n.) A glucoside extracted from the root of the white swallowwort (Vincetoxicum officinale, a plant of the Asclepias family) as a bitter yellow amorphous substance; -- called also asclepiadin, and cynanchin..

Bitternut :: Bitternut (n.) The swamp hickory (Carya amara). Its thin-shelled nuts are bitter.

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