Definition of retinitis pigmentosa
: any of several hereditary progressive degenerative diseases of the eye marked by night blindness in the early stages, atrophy and pigment changes in the retina, constriction of the visual field, and eventual blindness
From the M-W Editors
Origin and Etymology of retinitis pigmentosa
New Latin, pigmented retinitis
First Known Use: 1859
Medical Dictionary
retinitis pigmentosa
playMedical Definition of retinitis pigmentosa
: any of several hereditary progressive degenerative diseases of the eye marked by night blindness in the early stages, atrophy and pigment changes in the retina, constriction of the visual field, and eventual blindness—abbreviation RP; called also pigmentary retinopathy
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Britannica.com: Encyclopedia article about retinitis pigmentosa
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