pigmentation

名词 pigmentation:

1. the deposition of pigment in animals or plants or human beings
2. coloration of living tissues by pigment

1. Loss or removal of normal pigmentation.
   褪色丧失或转移正常的着色
2. An abnormal sensitivity to or intolerance of light, especially by the eyes, as may be caused by eye inflammation, lack of pigmentation in the iris, or various diseases.
   畏光，羞明对光线不正常敏感或无法忍受，尤指由眼引起的，可能是由眼炎、眼球虹彩中缺少色素或其它疾病而引起的
3. Congenital absence of normal pigmentation or coloration in a person, an animal, or a plant.
   白化病人体、动物或植物先天性缺乏正常的色素沉淀或染色

pig.men.ta.tion

n.Biology （名词）【生物学】
Coloration of tissues by pigment.
上色，染色：色素对组织的着色
Deposition of pigment by cells.
色素沉淀：细胞色素的下沉