A musical part or section higher than tenor and lower than soprano, formerly the part that performed a countermelody above the tenor or main melody.

plural of alto

(meteorology) relating to clouds of middle étage

plural of Alto

A surname. / A census-designated place in Marin County, California, United States. / (aerospace) initialism of air launch to orbit.

(sculpture) A form of sculpture in which carved figures or other objects protrude from the background.

plural of alto saxophone

A member of the saxophone family of woodwind instruments that is smaller than the tenor saxophone but larger than the soprano saxophone, with a range of D♭₃ to A♭₅ or similar.

(music) A type of C-clef when placed on the third line of the staff in musical notation.

plural of alto clef