Plácido's disk
[ plah-si-dohz ]
/ ˈplɑ sɪˌdoʊz /
noun Ophthalmology.
a device marked with concentric black rings, used to detect corneal irregularities.
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Origin of Plácido's disk
after A. Plácido da Costa (1848–1916), Portuguese ophthalmologist, who devised it
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Medical definitions for placido's disk
Placido's disk
[ plä-sē′dōz ]
n.
keratoscope
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.