lituoliteGeol.|ˈlɪtjuːəlaɪt| [f.mod.L. Lituol-a, dim. of L. lituus(see lituus: the name refers to the shape of the shell) + -ite.] A microscopic fossil foraminifer of the genus Lituola. 1843W. Humble Dict.Geol. etc., Lituolite, a fossil lituola.1859in Page Handbk.Geol. Terms.