A woman who is pregnant for the first time, or who has been pregnant once.(noun)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "primigravida" in a sentence
"The cervix of a primigravida usually effaces a lot before it dilates."
"At ninety, Sarah was unquestionably a woman whom a modern obstetrician would call an elderly primigravida, a term that includes all women over thirty-five—not just nonagenarians."
"If you are over thirty-five years old, medical providers may label you as an “elderly primigravida” or a woman of “advanced maternal age,” consider you high-risk, and view your baby as a “premium baby.”"