Haloscope

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Haloscope \Ha"lo*scope\ (h[=a]"l[-o]*sk[=o]p), n. [Halo +
     -scope.]
     An instrument for exhibition or illustration of the phenomena
     of halos, parhelia, and the like.
     [1913 Webster]