[kuh-lahy-uh-pee; for 1 also kal-ee-ohp]
Also called steam organ. a musical instrument consisting of a set of harsh-sounding steam whistles that are activated by a keyboard.
(initial capital letter) . Also, Kalliope. Classical Mythology. the Muse of heroic poetry.

1855–60, Americanism; < Latin < Greek Kalliópē, equivalent to kalli- calli- + op- (stem of óps) voice + feminine ending Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
calliope (kəˈlaɪəpɪ)
(US), (Canadian) a steam organ
[C19: after Calliope (literally: beautiful-voiced)]

Calliope (kəˈlaɪəpɪ)
Greek myth the Muse of epic poetry

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Word Origin & History

1858, "steam-whistle keyboard organ," in allusion to Calliope, ninth and chief muse, presiding over eloquence and epic poetry, from Gk. Kalliope, "lit. "beautiful-voiced," from kalli-, combining form of kallos "beauty" + opos (gen. of *ops) "voice," related to L. vox (see voice).
Online Etymology Dictionary, © 2010 Douglas Harper
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Encyclopedia Britannica


in music, a steam-whistle organ with a loud, shrill sound audible miles away; it is used to attract attention for circuses and fairs. It was invented in the United States about 1850 by A.S. Denny and patented in 1855 by Joshua C. Stoddard

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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Example sentences
Out on the floor, a calliope of slot machines jingles with jackpots and payouts.
There was a carousel spinning around, playing calliope music.
We're building out the calliope bar area at the top aft of the boat for al
  fresco dining.
On the stern, a hot dog stand serves its eponymous treats while a steam
  calliope entertains.
Related Words
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