orchestrino
/ˌɔːkɪˈstriːnəʊ/ /ˌɔːkɛˈstriːnəʊ/(also orchestrine) rare. Now historical
noun
A keyboard instrument designed to imitate the sounds of various other instruments.
Origin
Mid 19th century; earliest use found in Encyclopaedia Britannica. From French orchestrino from orchestre + Italian -ino.