Mid 19th century; earliest use found in James Matthew Duncan (1826–1890), obstetric physician. From post-classical Latin multiparusmultiparous + -ity, probably after French multiparité.
Definition of multiparity in US English:
multiparity
nounˌmʌltɪˈparɪti
Obstetrics
The condition or fact of being multiparous.
Origin
Mid 19th century; earliest use found in James Matthew Duncan (1826–1890), obstetric physician. From post-classical Latin multiparus multiparous + -ity, probably after French multiparité.