melanonychia

melanonychia

 [mel″ah-no-nik´e-ah] blackening of the nails by melanin pigmentation.

mel·a·no·nych·i·a

(mel'ă-nō-nik'ē-ă), Black pigmentation of the nails. [melano- + G. onyx (onych-), nail]

mel·a·no·nych·i·a

(mel'ă-nō-nik'ē-ă) Black pigmentation of the nails. [melano- + G. onyx (onych-), nail]

melanonychia

Blackening of the nails with MELANIN.