n. In grammar:n. In rhetoric:n. In anatomy, separation of parts in general; dissolution of continuity of parts previously united.n. In medicine, loss of strength; weakness of the limbs.n. In chem., the act or process of separating the soluble crystalloid substances in a mixture from the colloid, depending on the principle that soluble crystalloid bodies will diffuse readily through a moist membrane, while colloids diffuse very slowly, if at all.n. [capitalized] [NL.] A genus of dipterous insects.n. In botany, the separation of parts normally united, especially the parts of a whorl.n. In petrography, transformation of rocks by weathering and processes of disintegration: in contrast to processes of metamorphism.