parity

par·i·ty

noun \ˈpar-ət-ē\

plural par·i·ties

Definition of PARITY

1

: the state or fact of having borne offspring <diagnosis of parity or nulliparity>

2

: the number of times a female has given birth counting multiple births as one and usually including stillbirths <gravidity and parity were highly correlated>—compare gravidity 2