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conoscope

American  
[koh-nuh-skohp, kon-uh-] / ˈkoʊ nəˌskoʊp, ˈkɒn ə- /

noun

Optics.
  1. a polarizing microscope for giving interference figures and for determining the principal axis of a crystal.


Other Word Forms

  • conoscopic adjective

Etymology

Origin of conoscope

< Greek kôno ( s ) cone + -scope