Keyboard vs. Harmonium

Difference Between Keyboard and Harmonium
Keyboardnoun
A set of keys used to operate a typewriter, computer etc.
Harmoniumnoun
(music) A small keyboard instrument that consists of a series of reed pipes, which sound when one of the keys is pressed to open a valve that allows air to pass through.
Keyboardnoun
(music) A component of many instruments including the piano, organ, and harpsichord consisting of usually black and white keys that cause different tones to be produced when struck.
Harmoniumnoun
a free-reed instrument in which air is forced through the reeds by bellows
Keyboardnoun
(music) A device with keys of a musical keyboard, used to control electronic sound-producing devices which may be built into or separate from the keyboard device.
Keyboardverb
(intransitive) To type on a computer keyboard.
Keyboarding is the part of this job I hate the most.Keyboardnoun
device consisting of a set of keys on a piano or organ or typewriter or typesetting machine or computer or the like
Keyboardnoun
holder consisting of an arrangement of hooks on which keys or locks can be hung