Source : Webster's Revised Unabridged Dictionary (1913)

Cuspidate \Cus"pi*date\ (-d?t), v. t.
   To make pointed or sharp.

Cuspidate \Cus"pi*date\ (k?s"p?-d?t), Cuspidated \Cus"pi*da`ted\
   (-d?`t?d), a. [L. cuspidatus, p. p. of cuspidare to make
   pointed, fr. cuspis. See {Cusp}.]
   Having a sharp end, like the point of a spear; terminating in
   a hard point; as, a cuspidate leaf.

Source : WordNet®

cuspidate
     adj : having cusps or points [syn: {cuspate}, {cuspated}, {cusped},
            {cuspidal}, {cuspidated}]