Trom"mel (?), n. [Cf. G. trommel a drum.] (Mining) A revolving buddle
or sieve for separating, or sizing, ores. Raymond.
Tromp (?), n. [F. trombe, trompe, a waterspout, a water-blowing
machine. Cf. Trump a trumpet.] A blowing apparatus, in which air, drawn
into the upper part of a vertical tube through side holes by a stream
of water within, is carried down with the water into a box or chamber
below which it is led to a furnace. [Written also trompe, and trombe.]
{ Tromp, Trompe }, n. [See Trump a trumpet.] A trumpet; a trump. [Obs.]
Chaucer.
Tromp"il (?), n. [OF. trompille, equiv. to F. trompette a trumpet.] An
aperture in a tromp.