properly signifies a succession by turns. See ALTERNATE.

ALTHÆA, in botany, a genus of the monadelphia polyandra clas. The calix of the althæa is double, and the outer one is divided into nine segments; and the capsules are numerous, each containing but one seed.

There are three species of this genus, viz., the officinalis, a native of Britain, the root and leaves of which are supposed to be balsamic, pectoral and stomachic; the cannabina, a native of Hungary; and the hirtuta, a native of France, Italy, &c.

ALTINGAR, the name of a flux-powder, used in the fusion of metals. See FLUX, and CHEMISTRY.