|1.||any of the small elevations on the grinding or chewing surface of a tooth|
|2.||any of the triangular flaps of a heart valve|
|3.||a point or pointed end|
|4.||geometry Also called: spinode a point at which two arcs of a curve intersect and at which the two tangents are coincident|
|5.||architect a carving at the meeting place of two arcs|
|6.||astronomy either of the points of a crescent moon or of a satellite or inferior planet in a similar phase|
|7.||astrology any division between houses or signs of the zodiac|
|[C16: from Latin cuspis point, pointed end]|
A pointed or rounded projection on the chewing surface of a tooth.
A triangular fold or flap of a heart valve.