Question

what does the term piano means

Answer 1

Piano is a musical key board instrument. It has a row of black and white stripes/ keys. It is used for music.
Hope it helps you..

Answer 2

A large keyboard musical instrument with a wooden case enclosing a soundboard and metal strings , which are struck by hammers when the keys are depressed. The string's vibration is stopped by dampers when the keys are released and can be regulated for length and volume by two or three pedals