enamel, opacity

enamel, opacity, (white spot)

(ōpas´itē),
n a visibly lighter area on a tooth's surface; may be caused by fluorosis, or demineralization.

enamel organ,

n the part of a developing tooth germ that produces enamel.

enamel pearl,

n See pearl, enamel.

enamel spindles,

n.pl tubular projections from the dentinoenamel junction into the enamel, caused by penetration by odontoblasts before the junction is formed.

enamel tufts,

n.pl the brush-shaped projections from the dentinoenamel junction into the enamel, caused by crystallization defects.