discoid

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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.

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]

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.

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]

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]