[trom.mel] n [G, drum, fr. MHG trummel, dim. of trumme drum--more at drum] (ca. 1877): a usu. cylindrical or conical revolving screen used esp. for screening or sizing rock, ore, or coal
TROMMEL
Meaning of TROMMEL in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012