[al-tis-uh-moh; Italian ahl-tees-see-maw]Music.
- very high.
- in altissimo, in the second octave above the treble staff.
Origin of altissimo
1810–20; < Italian: literally, highest, equivalent to alt(o) high + -issimo superlative suffix
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Examples from the Web for altissimo
All the rest of the objects were as usual in plano; this was in alto, indeed in altissimo rilievo.Library Of The World's Best Literature, Ancient And Modern, Vol 4
Charles Dudley Warner
The rapidity of his execution, and the mellow sweetness of his altissimo notes, were unequalled.The Violin
- (of music) very high in pitch
- of or relating to the octave commencing on the G lying an octave above the treble clef
- in altissimo in the octave commencing an octave above the treble clef
Italian, literally: highest
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012