lan·ce·o·late 
(lănsē-ə-lāt′)
(lănsē-ə-lāt′)adj.
Shaped like the head of a lance; tapering from a rounded base toward the apex: lanceolate leaves.
[Late Latin lanceolātus, from Latin lanceola, diminutive of Latin lancea, lance; see LANCE.]
lance·o·late′ly adv.
lanceolatelanceolate leaf