WordReference Random House Unabridged Dictionary of American English © 2026
syn•os•to•sis
(sin′o stō′sis),USA pronunciation n., pl. -ses (-sēz).USA pronunciation [Anat.]
syn•os•tot•ic
(sin′o stot′ik),USA pronunciation syn′os•tot′i•cal, adj.
syn′os•tot′i•cal•ly, adv.
- Anatomyunion of separate bones into a single bone.
- Neo-Latin; see syn-, ostosis
- 1840–50;
'synostosis' also found in these entries (note: many are not synonyms or translations):