congenital valve

n.

An abnormal fold in a lining membrane that obstructs a passage, as of mucous membrane in the urethra.

Words nearby congenital valve

congenital paramyotonia, congenital pyloric stenosis, congenital stridor, congenital syphilis, congenital total lipodystrophy, congenital valve, conger, congeries, congest, congested, congestion