Entry 1 sense Webster, 1913 Lento /(lā̇n"tō̇; E. lĕn"tō̇)/ · Len·to · IPA /ˈlɛntoʊ/ 01 a. & adv. Slow; in slow time; slowly; -- rarely written lente. 1. Slow; in slow time; slowly; -- rarely written lente.(Mus.) Also: lente