[ell] n [ME eln, fr. OE; akin to OHG elina ell, L ulna forearm, Gk olene elbow, Skt aratni] (bef. 12c): a former English unit of length (as for cloth) equal to 45 inches (about 1.14 meters); also: any of various units of length used similarly
[2]ell n [alter. of [1]el] (1773) 1: an extension at right angles to the length of a building
2: an elbow in a pipe or conduit