abnormal dryness of the conjunctiva and cornea of the eyes; may be due to a systemic deficiency of vitamin A
同义词：xerophthalmus, xeroma, conjunctivitis arida
xerophthalmia详细解释
xer.oph.thal.mi.a n.（名词）Extreme dryness and thickening of the conjunctiva, often resulting from a deficiency of vitamin A.干眼病：由于缺乏维生素A而引起的严重的眼球干燥和结膜增厚 【引伸】 xer.ophthal.mic adj.（形容词）
