oblanceolate,a.Bot.|ɒˈblɑːnsiːəleɪt, -æ-| [See ob- 2.] Inversely lanceolate; shaped like a lance-head with the more tapering end at the base. 1850Dana Geol.App. i. 715 The younger [leaves] are quite narrow oblanceolate.1872Oliver Elem.Bot. ii. 203 Common Primrose..A perennial herb, with oblanceolate..radical leaves.