discoid
[dis´koid] 1. disk-shaped.
2. a disklike medicated tablet.
3. a disk-shaped dental
excavator designed to remove the carious dentin of a decayed tooth. See illustration.

Discoid. From Dorland's, 2000.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
dis·coid
(dis'koyd), 1. Resembling a disk.
2. In dentistry, an excavating or carving instrument having a circular blade with a cutting edge around the periphery.
[disco- + G. eidos, appearance]
Farlex Partner Medical Dictionary © Farlex 2012
discoid
(dĭs′koid′) also discoidal
(dĭ-skoid′l)adj.1. Having a flat, circular form; disk-shaped.
2. Related to or having a disk.
3. Having disk flowers only. Used of a composite flower head.
dis′coid′ n.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
dis·coid
(dis'koyd) 1. Resembling a disc.
2. dentistry An excavating or carving instrument having a circular blade with a cutting edge around the periphery.
[disco- + G. eidos, appearance]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
dis·coid
(dis'koyd) 1. In dentistry, an excavating or carving instrument with a circular blade with a cutting edge around its periphery.
2. Resembling a disc.
[disco- + G. eidos, appearance]
Medical Dictionary for the Dental Professions © Farlex 2012