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n. A woodwind instrument of the oboe family, with a pitch between that of an English horn and a bassoon.

n. an oboe pitched an octave below the ordinary oboe

"In addition, Italian conductor Carlo Rizzi returns to La Monnaie and brings out the full glory of the large orchestra Strauss scored the piece for, including two harps and a heckelphone, a sort of giant oboe."

hautbois    oboe    hautboy