perionychium

perionychium [per-ee-oh-nik-ee-uh m] Word Origin noun, plural per·i·o·nych·i·a [per-ee-oh-nik-ee-uh] /ˌpɛr i oʊˈnɪk i ə/. Anatomy.

1. the epidermis surrounding the base and sides of a fingernail or toenail.

Origin of perionychium From New Latin, dating back to 1900–05; see origin at perionychia1, -ium British Dictionary definitions for perionychium perionychium noun plural -ia (-ɪə)

1. the skin that surrounds a fingernail or toenail

Word Origin for perionychium C19: New Latin, from peri- + Greek onux a nail perionychium in Medicine perionychium [pĕr′ē-ə-nĭk′ē-əm] n. pl. per•i•o•nych•i•a (-ē-ə)

1. The border of epidermal tissue surrounding a fingernail or toenail.nail skin