photophobia n 1: a morbid fear of light 2: pain in the eye resulting from exposure to bright light (often associated with albinism) [syn: {photalgia}, {photophobia}]
Photophobia \Pho`to*pho"bi*a\, n. [NL., fr. Gr. fw^s, fwto`s, light + fo`bos fear.] (Med.) A dread or intolerance of light. --Sir T. Watson. [1913 Webster]