anal verge

noun
\-ˈvərj \

Medical Definition of anal verge 

: the lower edge of the anal canal that marks the junction of the anal canal and the external hair-bearing skin The anal verge … is the junction of nonkeratinized squamous epithelium of the anal canal with hair-bearing, keratinized, perianal skin. — Salma K. Jabbour and Deborah Frassica, in Handbook of Radiation Oncology: Basic Principles and Clinical Protocols, 2009 In most cases, the diagnosis can be made by visual inspection of the anal verge— Sharon Worcester, Family Practice News, 1 May 2005

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