‖n.; pl.Hypapophyles [ NL. See Hypo-, and Apophysis. ] (Anat.) A process, or other element, of a vertebra developed from the ventral side of the centrum, as hæmal spines, and chevron bones. -- Hy`pa*po*phys"i*al a. [1913 Webster]
n. (Bot.) A tall herb (Caulophyllum thalictroides) of eastern North America and Asia having blue berrylike fruit and a thick knotty rootstock formerly used medicinally; the Cohosh. See also Cohosh. Syn. -- blue cohosh, blueberry root, papoose root, squawroot, squaw root, Caulophyllum thalictrioides, Caulophyllum thalictroides. [ WordNet 1.5 ]