Source : Webster's Revised Unabridged Dictionary (1913)

Dioeciously \Di*[oe]"cious*ly\, adv. (Biol.)
   In a di[oe]cious manner.

   {Di[oe]ciously hermaphrodite} (Bot.), having flowers
      structurally perfect, but practically di[oe]cious, --
      those on one plant producing no pollen, and those on
      another no ovules.