A piano having the strings mounted vertically in a rectangular case with the keyboard at a right angle to the case.
Meaning:
A piano with a vertical sounding board
Classified under:
Nouns denoting man-made objects
Synonyms:
upright piano; upright
Hypernyms ("upright piano" is a kind of...):
forte-piano; piano; pianoforte (a stringed instrument that is played by depressing keys that cause hammers to strike tuned strings and produce sounds)
Hyponyms (each of the following is a kind of "upright piano"):
spinet (a small and compactly built upright piano)