O / oscŭlātĭo
noun

oscŭlātĭo

gen. oscŭlātōnis · gender feminine · decl. 3rd
a kissing
a kissing (rare but class.), Cic. Cael. 20, 49; Cat. 48, 5.—
the inosculation of blood-vessels
In med. lang.: venarum, the inosculation of blood-vessels, Gr. ὰναστόμωσις, Cael. Aur. Tard. 2, 10, 121 and 123.