What does "calliope" mean?

Calliope: (Astron.) One of the astreids. See Solar.

Additional senses

  1. 2.A musical instrument consisting of series of steam whistles, toned to the notes of the scale, and played by keys arranged like those of an organ. It is sometimes attached to steamboat boilers.
  2. 3.(Zoöl.) A beautuful species of humming bird (Stellula Calliope) of California and adjacent regions.

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