WordReference Random House Unabridged Dictionary of American English © 2020
an•dro•co•ni•um  (an′drə kōnē əm),USA pronunciation n., pl.  -ni•a 
    (an′drə kōnē əm),USA pronunciation 
  1. Insectsa scale on the forewing of certain male butterflies from which an odor attractive to females is emitted.
  • Greek kónion, neuter of kónios dusty (kóni(s) dust + -os adjective, adjectival suffix)
  • Neo-Latin, equivalent. to andro- andro- + -conium
  • 1875–80

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