ˈlēt noun
( -s )
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 — more at co- , let
dialect England : an artificial water trench especially leading to or from a mill