Orchidopexy

(or' -kid-o-peks-e). I. Hardening of the substance of the testicle. 2. Same as Orchidorraphy. 560 C., and boils at 2900 C. It yields azo-coloring substances with diazo-compounds. See Pigments, Conspectus of. Orcinol (or'-sin-ol). See Orcin. Ord's Theory. A theory of the origin of gout. It is that there is a tendency, inherited or acquired, to a special form of ti ue-degeneration. Ordeal Bark (or'-de-al bark). See Casca. O. Bean, O. Nut. See Physostigma . O.-tree. See Cerbera (of Madagascar). Also, the Erythrophlceum guinense. Order (or'-der). Systematic arrangement. In biology, the taxonomic group below a Cla and above a Family.