释义 |
cusp-and-groove pattern cusp-and-groove pat·tern (kŭsp grūv pat'ĕrn) The arrangement of the cusps and grooves on molars; in the lower molars there are four principal ones, Y-5, Y-4, +5, and +4. cusp-and-groove pat·tern (kŭsp grūv pat'ĕrn) Arrangement of cusps and grooves on molars; in the lower molars, there are four principal ones, Y-5, Y-4, +5, and +4 |