A tuba invented by the composer Richard Wagner to be used in his operas. It is smaller than the orchestral tuba and has a range between that of the horn and the trombone. Its somber, majestic tone has inspired other composers such as Strauss, Bruckner, and Stravinsky to include it in compositions.
See also [Eng.] Wagner tuba; [Fr.] tuba Wagner (m); [Fr.] tuba ténor (m); [Ger.] Wagner-Tuba (f); [Ger.] Waldhorn-Tuba (f); [It.] tuba wagneriana (f).