postmature infant(n = noun.person) - infant born after 42 weeks of gestation; usually shows signs of placental insufficiency;
is a kind of neonate, newborn, newborn baby, newborn infant

abandoned infant, infant, infant death, infant deathrate, infant feeding, infant mortality, infant mortality rate, infant prodigy, infant school, liveborn infant, low-birth-weight infant, newborn infant, premature infant, preterm infant, sga infant, small-for-gestational-age infant, stillborn infant, sudden infant death syndrome, term infant