Source : Webster's Revised Unabridged Dictionary (1913)

Heteromerous \Het`er*om"er*ous\, a. [See {Heteromera}.]
   1. (Chem & Crystallog.) Unrelated in chemical composition,
      though similar or indentical in certain other respects;
      as, borax and augite are hom[oe]morphous, but
      heteromerous.

   2. (Bot.) With the parts not corresponding in number.

   3. (Zo["o]l.)
      (a) Having the femoral artery developed as the principal
          artery of the leg; -- said of certain birds, as the
          cotingas and pipras.
      (b) Having five tarsal joints in the anterior and middle
          legs, but only four in the posterior pair, as the
          blister beetles and oil beetles.