Definition: A "postmature infant" is a baby that is born after 42 weeks of pregnancy (also known as gestation). Normally, a pregnancy lasts about 40 weeks. If a baby is born after 42 weeks, the baby may face some health issues because they might not be getting enough nutrients from the mother’s placenta.
In medical contexts, you might hear discussions about how to manage the health of a postmature infant, as they can have complications such as low blood sugar or problems with breathing.
The term "postmature" specifically relates to babies and pregnancy health. There are no other significant meanings in different contexts.
A "postmature infant" is a baby born after 42 weeks of pregnancy, often facing health concerns due to insufficient nutrients from the placenta.