Definition of Poliosis
1. Noun. Loss of color from the hair.
Medical Definition of Poliosis
1. A patchy absence or lessening of melanin in hair of the scalp, brows, or lashes, due to lack of pigment in the epidermis; it occurs in several hereditary syndromes but may be caused by inflammation, irradiation, or infection such as herpes zoster. Synonym: trichopoliosis. Origin: G., fr. Polios, gray (05 Mar 2000)
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Lexicographical Neighbors of Poliosis
Literary usage of Poliosis
Below you will find example usage of this term as found in modern and/or classical literature:
1. Pathology and treatment of diseases of the skin: For Practitioners and Students by Moriz Kaposi (1895)
"ATROPHY OF THE HAIR PIGMENT manifests itself by the hair turning gray—canities, poliosis. The hair appears silver gray or white. ..."
2. The study of medicine by John Mason Good, Samuel Cooper (1829)
"GRAY HAIR. HAIRS PREMATURELY GRAY OR HOARY. THE SPECIFIC term poliosis is a Greek derivative from GEK.IX. , " candidus," " canus ..."