the GNU version of the Collaborative International Dictionary of English
n. Inflammation of the retina.
The Century Dictionary and Cyclopedia
n. Inflammation of the retina.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. inflammation of the retina
Word Usage
"About one in 3,000 people are blind due to one of this group of hereditary diseases, called retinitis pigmentosa, and might potentially benefit from the artificial retina."