Definition of "nulliparous" []

• That has not given birth (adjective)
• That has not yet laid eggs (adjective)

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• "Stone, “A meta-analysis of passive descent versus immediate pushing in nulliparous women with epidural analgesia in the second stage of labor,” Journal of Obstetric, Gynecologic, and Neonatal Nursing 37 2008: 4-12."
• "Sia, “Rates of caesarean section and instrumental vaginal delivery in nulliparous women after low concentration epidural infusions or opioid analgesia: systematic review” BMJ 328: 1410 2004; L.J. Mayberry, D."
• "Fraser et al., “Multicenter, randomized, controlled trial of delayed pushing for nulliparous women in the second stage of labor with continuous epidural analgesia,” Obstetrics and Gyne-cology 99 2002: 409-18; S."