some of different natural compounds normally with fundamental substance properties and often containing at least one nitrogen atom in a heterocyclic ring, occurring chiefly in lots of vascular plants plus some fungi. Many alkaloids, such as nicotine, quinine, cocaine, and morphine, are notable for their toxic or medicinal qualities.
some of many organic heterocyclic basics, that occur in nature and frequently have actually medicinal properties.
a natural base, specifically among a class of nitrogen-containing substances occurring ready formed inside tissues of flowers as well as the bodies of animals.
A body resembling an alkali in properties; one of a class of nitrogenous compounds which take place in plants in conjunction with natural acids, and they are sometimes known as the natural basics of plants, as morphine, nicotine, quinine, etc.