The story
From after- + birth (in the sense of delivery). Cognate with Danish efterbyrd (“afterbirth”), Swedish efterbörd (“afterbirth”). Compare also afterburden, afterburthen.
Etymology from Wiktionary, CC BY-SA 4.0.
afterbirth
Today it means: The placenta and other material expelled via the birth canal following childbirth or parturition in mammals. Full definition →