Unso (m)
(with) definite article: ? [lo?; l' ?]Term, according to Alexandre rarely used for the archaic type of double reed in the regions Lauragais, Cabardès et Minervois; NB: Compare homonym (modern chanter reed).
Alexandre, Charles: La cornemuse du Languedoc. Folklore, No. 165 (Tome XXX, 40' Année - N° 1, Printemps 1977), p.11.