An Etymological Dictionary of the German Language/mittel

by Friedrich Kluge

mittel, adj., ‘middle, interior,’ from MidHG. mittel, OHG. mittil, adj., ‘medius, situated in the middle’; AS. middel, E. middle, adj., a derivative of OTeut. miðja-, ‘middle,’ discussed under mitte; the orig. form of this derivative was Goth. *midala-, authenticated by OHG. mëtal, adj., ‘middle.’ —