LATTICE

noun Etymology: Middle English latis, from Anglo-French latiz Date: 14th century 1. a framework or structure of crossed wood or metal strips, a window, door, or gate having a ~, a network or design resembling a ~, a regular geometrical arrangement of points or objects over an area or in space, a mathematical set that has some elements ordered and that is such that for any two elements there exists a greatest element in the subset of all elements less than or equal to both and a least element in the subset of all elements greater than or equal to both, ~ transitive verb ~d adjective