lantum
noun
lan·tum
| \ ˈlantəm\
plural lantums
Definition of lantum
: a 19th-century wind instrument played with keys or buttons that cause metallic reeds to be sounded by air supplied by a bellows
… the concertina, the accordion, the melodion, the lantum, and a number of other contrivances more or less useful … — Musical Times, 1 June 1888
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