post-term delivery; postmature delivery
Medical term for delivery after 42 weeks of gestation. Compare 過期産.
See also: 過期産
giving birth at an older age
General term for childbirth at an above-average maternal age, often used in social or demographic contexts.
In recent years, the trend toward giving birth at an older age has been increasing.
晩産 is a medical term referring to delivery after 42 weeks of pregnancy.
increase in the average age of childbirth; delayed childbearing trend
Compound of 晩 (late) and 産 (birth). The exact historical derivation is uncertain, but the kanji directly convey the meaning of 'late birth'.