ŏpĭgĕna — Lewis & Short
ŏpĭgĕna, ae, f.Ops-gigno,
I the midwife, an epithet of Juno, as the tutelar goddess of lying-in women, Mart. Cap. 2, § 149; cf.:
Opigenam Junonem matronae colebant, quod ferre eam opem in partu laborantibus credebant,Fest. p. 200 Müll.