cuspidate

1. Having a cusp.
2. Biology. Terminating in or tipped with a sharp firm point: a cuspidate leaf apex.

[Latin cuspidātus, past participle of cuspidāre, to make pointed, from cuspis, cuspid-, point.]

adjective

Having an end that tapers to a point: acicular, aciculate, aciculated, acuminate, acute, cuspate, cuspated, cuspidated, mucronate, pointed, pointy, sharp. See sharp/dull.

The adjective has one meaning:

Meaning #1: having cusps or points
  Synonyms: cuspate, cuspated, cusped, cuspidal, cuspidated