Final answer:
Postpartum/postnatal refers to the period of time after childbirth when a woman's body undergoes physical and hormonal changes as it returns to a non-pregnant state.
Step-by-step explanation:
In the context of health, postpartum/postnatal refers to the period of time after childbirth, specifically the six weeks following delivery. During this time, a woman's body undergoes various physical and hormonal changes as it gradually returns to a non-pregnant state. These changes can include postpartum uterine contractions, lochia (vaginal discharge), adjustments in hormone levels, and changes in emotional well-being.