adjective het·er·om·er·ous \¦hetərämərəs\

Definition of heteromerous

  1. 1 :  unrelated in chemical composition —used of homeomorphous substances

  2. 2 of a flower :  having one or more whorls the number of whose members differs from that of the remaining whorls —opposed to isomerous

  3. 3 :  having a thallus with one or more layers of algal cells heteromerous lichens —opposed to homoeomerous

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Origin and Etymology of heteromerous

heter- + Greek meros part + English -ous — more at merit

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