Definitions--pregnancy
[back] Terminology

Postpartum:           In the period just after delivery, as with postpartum depression. Postpartum refers to the mother and postnatal to the baby.
P
ostnatal:              Of or occurring after birth, especially during the period immediately after birth.
First trimester;       Preconception to 12 weeks
Second trimester:  13-25
Third trimester:      26-39

Preterm:   An infant born prematurely