Origin: 1885–90; < NL, equiv. to L prīmi-, comb. form of prīmus first (see prime) + gravida, fem. of gravidus pregnant (see gravid), on the model of primipara
Main Entry: pri·mi·grav·i·da Pronunciation: -'grav-&d-& Function: noun Inflected Form: pluralpri·mi·grav·i·dae/-&-"dE/alsopri·mi·grav·i·das : an individual pregnant for the first time