Definition of Cone
Cone: A type of specialized light-sensitive cell (photoreceptor) in the retina of the eye that provides color vision and sharp central vision.
By contrast, the rods are the retinal photoreceptors that provide side vision and the ability to see objects in dim light (night vision).
Source: MedTerms™ Medical Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=10546
Last Editorial Review: 9/20/2012
Drug Medical Dictionary of Terms by Letter
Medical Dictionary Term:
Women's Health
Find out what women really need.
Updated & New
