释义 |
Trigonid
Tri´go`nid
| 4. | (Zool.) The cutting region of the crown of an upper molar, usually the anterior part. That of a lower molar is the Tri"go*nid ( ). |
trigonid
tri·gon·id (trī-gon'id, -gō'nid), The first three dominant cusps, taken collectively, of a lower molar tooth. See also: trigone. tri·gon·id (trī'gŏ-nid) The first three dominant cusps, taken collectively, of a lower molar tooth. See also: trigonetrigonid (trī-gō′nĭd) The first three cusps of a lower molar tooth.tri·gon·id (trī-gon'id) First three dominant cusps of a lower molar tooth. |