|älə̇n|tän(ˌ)dō, |al-, |alə̇n|ta- adverb (or adjective)
Etymology: Italian, making slack, making slow, from (assumed) Vulgar Latin allentandum, gerund of (assumed) Vulgar Latin allentare to make slack, make slow, from Latin ad- + lentare to bend, prolong, from lentus flexible, slow, sluggish — more at lithe
: in a manner becoming relaxed in tempo — used as a direction in music