"long bench," O.E. setl "a seat, position, abode," related to sittan "to sit," from P.Gmc. *setla- (cf. M.L.G., M.Du. setel, Du. zetel, Ger. Sessel, Goth. sitls), from PIE *sedla- (cf. L. sella "seat, chair," O.C.S. sedlo "saddle," O.E. sadol "saddle"), from base *sed- "to sit" (see
sedentary).