Dictionary.com

macular degeneration

Save This Word!

noun Ophthalmology.

degeneration of the central portion of the retina, resulting in a loss of sharp vision.

QUIZZES

QUIZ YOURSELF ON THE MANY TYPES OF NOUNS

They're everywhere you turn, but can you identify the 10 types of nouns easily? This quiz will test your mettle against singular, plural, concrete, abstract, common, proper, collective, compound, countable, and uncountable nouns!
Question 1 of 7
Shoelaces, rainbow, toothpaste, and haircuts are all what type of noun?

Meet Grammar Coach

Write or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing

Meet Grammar Coach

Improve Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for macular degeneration

British Dictionary definitions for macular degeneration

macular degeneration

noun

pathological changes in the macula lutea, resulting in loss of central vision: a common cause of blindness in the elderly
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for macular degeneration

macular degeneration

n.

Degeneration of the macula lutea characterized by spots of pigmentation and causing a reduction or loss of central vision.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for macular degeneration

macular degeneration
[ măkyə-lər ]

A progressive condition, usually seen in the elderly, characterized by a gradual loss of vision in the central area of the visual field and eventual blindness.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
FEEDBACK