出典:Wiktionary
perinatal (comparative more perinatal, superlative most perinatal)
a developing embryo inside a womb, at the early stage of development
the prenatal period
妊娠すること
the gestation period
the report of a birth―the registration of a birth
the parturient uterus
the sexual activity of conceiving and bearing offspring
若はげ.
出産するさま