perikymata

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perikymata

 [per″ĭ-ki´mah-tah]
the numerous small transverse ridges on the surface of the enamel of permanent teeth, representing overlapping prism groups; continued abrasion erodes the enamel surface and obliterates them.

per·i·ky·ma·ta

, sing.

per·i·ky·ma

(per'i-kī'mă-tă, -kī'mă),
Transverse ridges and grooves on the surface of tooth enamel.
[peri- + G. kyma, wave]

per·i·ky·ma·ta

(per'i-kī'mă-tă)
Shallow, horizontal furrows on the enamel of a tooth where the striae of Retzius meet the surface.
[peri- + G. kyma, wave]

per·i·ky·ma·ta

(per'i-kī'mă-tă)
Transverse ridges and grooves on tooth enamel surface.
[peri- + G. kyma, wave]