Английский Этимологический словарь - middle

- O.E. middel, from W.Gmc. *middila, from P.Gmc. *methjaz "mid," from PIE base *medhjo-. Middle age is late M.E.; Middle Ages is 1722, translating L. medium жvum; middle class is 1766. Middlebrow first recorded 1925. Middleman in the trading sense is from 1795; middle management is 1957.