|—n , pl -ses|
|1.||a process, outgrowth, or swelling from part of an animal or plant|
|2.||geology a tapering offshoot from a larger igneous intrusive mass|
|[C17: via New Latin from Greek apophusis a sideshoot, from |
apophysis a·poph·y·sis (ə-pŏf'ĭ-sĭs)
n. pl. a·poph·y·ses (-sēz')
An outgrowth or projection of an organ or part, especially an outgrowth from a bone that lacks an independent center of ossification.