melano-, melan-, mela-, melen-

(Greek: the color black; dark)

melanocarcinoma
melanocratic (adjective),more melanocratic, most melanocratic
In geology, a description of a dark-colored rock; chromocratic; melanic: Such melanocratic rocks are igneous and contain at least 50-60% of mafic minerals.
melanocyte
melanoderm
melanoderma
melanodermatitis
melanodermic
melanogaster
melanogenesis
melanoglossia
A black tongue, or a medical condition in which the tongue turns black.

This condition is usually caused by a bacterial infection or an allergic reaction.

melanoid
melanoleukoderma
melanoma
melanonychia
1. Black pigmentation (coloring) of the nails.
2. Blackening of the nails by melanin pigmentation.
melanopathy (s) (noun), melanopathies (pl)
A disease marked by an increase of.pigmentation of the skin; melanopathia: An unusual process of the rete mucosum can cause an extreme amount of dark pigment of the skin called melanopathy.

Other related "dark; shadow, shade; black" units: lygo-; nigri-; nocti-; nycti-; scoto-; skio-; umbra-.