leat
noun
ˈlēt
plural -s
dialectal, England
: an artificial water trench especially leading to or from a mill
Word History
Etymology
perhaps from (assumed) Middle English leet, from Old English gelǣt road junction, conduit; akin to Old High German gilāz road junction; both from a prehistoric West Germanic compound consisting of a prefix represented by Old English ge- (perfective, associative, and collective prefix) and a final constituent derived from the root of Old English lǣtan to let, leave, allow