lanceolate
Concise Oxford English Dictionary © 2008 Oxford University Press:
lanceolate /ˈlɑːnsɪələt/
▶adjective technical of a narrow oval shape tapering to a point at each end.
– origin C18: from late L. lanceolatus, from L. lanceola, dimin. of lancea ‘a lance’.
'lanceolate' also found in these Oxford entries:

