phimosis

noun
phi·​mo·​sis | \ fī-ˈmō-səs How to pronounce phimosis (audio) , fi- How to pronounce phimosis (audio) \
plural phimoses\ -​ˌsēz How to pronounce phimoses (audio) \

Medical Definition of phimosis

: tightness or constriction of the orifice of the foreskin arising either congenitally or postnatally (as from balanoposthitis) and preventing retraction of the foreskin over the glans

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