Plácido's disk
[ plah-si-dohz ]
/ ˈplɑ sɪˌdoʊz /
noun Ophthalmology.
a device marked with concentric black rings, used to detect corneal irregularities.
Origin of Plácido's disk
after A.
Plácido da Costa (1848–1916), Portuguese ophthalmologist, who devised it
Medical definitions for placido's disk
Placido's disk
[ plä-sē′dōz ]
n.
keratoscope