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puerperium pu·er·pe·ri·um (pyōō'ər-pēr'ē-əm)
n. pl. pu·er·pe·ri·a (-pēr'ē-ə)
The state of a woman during childbirth or immediately thereafter.
The approximate six-week period lasting from childbirth to the return of normal uterine size.
the period of adjustment after childbirth during which the mother's reproductive system returns to its normal prepregnant state. It generally lasts six to eight weeks and ends with the first ovulation and the return of normal menstruation.