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单词 retinitis pigmentosa
释义

WordReference Random House Unabridged Dictionary of American English © 2024
retinitis pig•men•tosa  (pig′men tōsə, -mən-),USA pronunciation [Ophthalm.]
  1. Ophthalmologydegeneration of the retina manifested by night blindness and gradual loss of peripheral vision, eventually resulting in tunnel vision or total blindness.
  • Neo-Latin: pigmentary retinitis. See pigment, -ose1
  • 1860–65

Collins Concise English Dictionary © HarperCollins Publishers::
retinitis pigmentosa /ˌpɪɡmənˈtəʊsə/ n
  1. a degenerative hereditary disease of the human eye, characterized by pigmentary changes in the retina, night blindness, and eventual loss of vision
Etymology: 19th Century: pigmentosa, feminine of Latin pigmentosus
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