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dimorphic Line breaks: di|morph¦ic
Pronunciation: /dʌɪˈmɔːfɪk/

Definition of dimorphic in English:


chiefly Biology
Occurring in or representing two distinct forms: in this sexually dimorphic species only the males have wings
More example sentences
  • In Drosophila, one of the most evident dimorphic traits is represented by the body size, with males being smaller than females.
  • This could be tested by comparing winter social systems and degree to which sex ratios are skewed in sexually monomorphic species versus sexually dimorphic species.
  • Several pieces of direct and indirect evidence suggest that dimorphic sex chromosomes have evolved from an originally homologous pair of chromosomes.


Mid 19th century: from Greek dimorphos (from di- 'twice' + morphē 'form') + -ic.



Pronunciation: /dʌɪˈmɔːfɪz(ə)m/
Example sentences
  • I then present a formal model for the evolution of recombination dimorphism on autosomes and on sex chromosomes.
  • We used the relative degree of sexual size dimorphism in taxa as an approximate indicator of relative strength of sexual selection in this study.
  • Sex chromosomes in M. violaceum were identified by the cosegregation of mating type and chromosome dimorphism and by mating-type-specific markers.

Definition of dimorphic in:

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