: union of two or more separate bones to form a single bone
Example Sentences
Recent Examples on the WebAist was born with congenital radioulnar synostosis, a condition leading to the abnormal connection of the bones in the forearm, the radius and ulna, according to the National Institutes of Health. Greeley Tribune, The Denver Post, 19 July 2020
Word History
Etymology
syn- + -ostosis
First Known Use
circa 1848, in the meaning defined above
Medical Definition
synostosis
noun
syn·os·to·sis ˌsin-ˌäs-ˈtō-səs
plural synostoses -ˌsēz
: union of two or more separate bones to form a single bone
also: the union so formed (as at an epiphyseal line)