The Collaborative International Dictionary
Heteromerous \Het`er*om"er*ous\, a. [See Heteromera.]
(Chem & Crystallog.) Unrelated in chemical composition, though similar or indentical in certain other respects; as, borax and augite are hom[oe]morphous, but heteromerous.
(Bot.) With the parts not corresponding in number.
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(Zo["o]l.)
Having the femoral artery developed as the principal artery of the leg; -- said of certain birds, as the cotingas and pipras.
Having five tarsal joints in the anterior and middle legs, but only four in the posterior pair, as the blister beetles and oil beetles.
Wiktionary
a. (context biology English) Having different types or numbers of parts (within the same or similar structure)
Usage examples of "heteromerous".
Then from the gleaming roof-gaps of the house suddenly vomited forth a wonderous swarm of heteromerous living things--swallows, sparrows, martins, owls, bats, insects in visible multitudes, to hang for many minutes a noisy, gyring, spreading cloud over the black gables and chimneys.