cusp angle


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cusp an·gle

1. the angle made by the slopes of a cusp with the plane that passes through the tip of the cusp and is perpendicular to a line bisecting the cusp, measured mesiodistally or buccolingually;
2. the angle made by the slopes of a cusp with a perpendicular line bisecting the cusp, measured mesiodistally or buccolingually;
3. one half of the angle included between the buccal and lingual or mesial and distal cusp inclines.

cusp an·gle

(kŭsp anggĕl)
1. Angle made by slopes (i.e., incline) of a cusp (mesiodistally or buccolingually) with plane that passes through tip of cusp and is perpendicular to a line bisecting the cusp, measured mesiodistally or buccolingually.
2. Angle made by the slopes of a cusp with a perpendicular line bisecting the cusp, measured mesiodistally or buccolingually.
3. Half the angle included between the buccal and lingual or mesial and distal cusp inclines.