The Collaborative International Dictionary
Subinvolution
Subinvolution \Sub*in`vo*lu"tion\, n. Partial or incomplete involution; as, subinvolution of the uterus.
Wiktionary
subinvolution
n. Partial or incomplete involution.
Wikipedia
Subinvolution
Subinvolution is a medical condition in which after childbirth, the uterus does not return to its normal size.