trigonid

[ trī′gə-nĭd, trī-gŏn′ĭd ]

n.

The first three dominant cusps of a lower molar tooth.

Words nearby trigonid

trigon., trigonal, trigonal trisoctahedron, trigone, trigone of bladder, trigonid, trigonitis, trigonocephaly, trigonometric equation, trigonometric function, trigonometric series