T0409500 (to͞o′myə-lōs′, tyo͞o′-) also tu·mu·lous(-ləs)adj. Having many mounds or small hills.[Latin tumulōsus, from tumulus, mound; see tumulus.]tu′mu·los′i·ty(-lŏs′ĭ-tē) n.
tumulose
(ˈtjuːmjʊləʊs) or
tumulous
adj1. (Physical Geography) abounding in small hills or mounds2. being or resembling a mound[C18: from Latin tumulōsus, from tumulus a hillock]tumulosityn