arthrosis

noun

ar·​thro·​sis är-ˈthrō-səs 

plural arthroses är-ˈthrō-ˌsēz 

1

: an articulation between bones

2

: a degenerative disease of a joint

Word History

Etymology

borrowed from New Latin arthrōsis "articulation of bones," borrowed from Greek árthrōsis "articulation, compact connection," from arthrō-, variant stem of arthroûsthai "to be jointed" (verbal derivative of árthron "joint") + -sis -sis — more at arthro-

First Known Use

1654, in the meaning defined at sense 1

Medical Definition

arthrosis

noun

ar·​thro·​sis är-ˈthrō-səs 

plural arthroses -ˌsēz 

1

: an articulation or line of juncture between bones

2

: a degenerative disease of a joint