"Pyrethrine" is a word in ENGLISH

An intensely poisonous alkaloid, extracted from aconite.

An organic base, especially one of a class of substances occurring ready formed in the tissues of plants and the …

Alt. of Alkaloidal

Pertaining to, resembling, or containing, alkali.

An artificial alkaloid, believed to be efficient in abating fever.

A crystalline alkaloid obtained from morphia. It is a powerful emetic.

An alkaloid, first found in white cinchona bark.

An alkaloid obtained from the arnica plant.

A poisonous, white, crystallizable alkaloid, extracted from the Atropa belladonna, or deadly nightshade, and the Datura Stramonium, or thorn apple. …

An alkaloid got from the bark of the bebeeru, or green heart of Guiana (Nectandra Rodioei). It is a tonic, …

An herbaceous European plant (Atropa belladonna) with reddish bell-shaped flowers and shining black berries. The whole plant and its fruit …

An alkaloid obtained, as a bitter, yellow substance, from the root of the barberry, gold thread, and other plants.

A powerful vegetable alkaloid, found, associated with strychnine, in the seeds of different species of Strychnos, especially in the Nux …

An alkaloid obtained from the Buxus sempervirens, or common box tree. It is identical with bebeerine; -- called also buxina.

A white, bitter, crystallizable substance, obtained from coffee. It is identical with the alkaloid theine from tea leaves, and with …

An alkaloid resembling physostigmine and occurring with it in the calabar bean.

A volatile alkaloid extracted from Capsicum annuum or from capsicin.

An alkaloidal principle obtained from the celandine, and named from the red color of its salts. It is a colorless …

The bark of any species of Cinchona containing three per cent. or more of bitter febrifuge alkaloids; Peruvian bark; Jesuits' …

One of the quinine group of alkaloids, found especially in red cinchona bark. It is a white crystalline substance, C19H22N2O, …