Pertaining to a polymorphism, a variation in the DNA that is too common to be due merely to new mutation. A polymorphism must have a frequency of at least 1% in the population. Examples of polymorphic genes include those for sickle cell disease, thalassemia and G6PD deficiency. These genes are widely believed to offer an advantage against malaria.
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Occurring in more than one morphologic form. SYN: multiform, pleomorphic (1), pleomorphous, polymorphous. [G. polymorphos, multiform]

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poly·mor·phic .päl-i-'mȯr-fik adj of, relating to, or having polymorphism <a \polymorphic species> <a \polymorphic genetic locus> <\polymorphic proteins>
poly·mor·phi·cal·ly -fi-k(ə-)lē adv

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poly·mor·phic (pol″e-morґfik) [poly- + morph- + -ic] occurring in several or many forms; appearing in different forms at different stages of development. Called also polymorphous.

Medical dictionary. 2011.

Look at other dictionaries:

  • Polymorphic — Pol y*mor phic, a. Polymorphous. [1913 Webster] …   The Collaborative International Dictionary of English

  • polymorphic — index protean Burton s Legal Thesaurus. William C. Burton. 2006 …   Law dictionary

  • polymorphic — adjective 1. relating to the crystallization of a compound in two or more different forms polymorphous crystallization • Syn: ↑polymorphous • Pertains to noun: ↑polymorphism, ↑polymorphism (for: ↑polymorphous) …   Useful english dictionary

  • polymorphic — adjective /ˌpɑliˈmɔrfɪk/ relating to polymorphism (any sense), able to have several shapes or forms I refer to those genera which have sometimes been called protean or polymorphic, in which the species present an inordinate amount of variation;… …   Wiktionary

  • polymorphic — polymorphous UK [ˌpɒlɪˈmɔː(r)fəs] / US [ˌpɑlɪˈmɔrfəs] or polymorphic UK [ˌpɒlɪˈmɔː(r)fɪk] / US [ˌpɑlɪˈmɔrfɪk] adjective science a polymorphous animal or plant has different forms at different stages of its development …   English dictionary

  • polymorphic — adjective see polymorphism …   New Collegiate Dictionary

  • polymorphic — 1) species having two or more distinct variants in the same population and sex, not recognised taxonomically 2) a character having two or more states …   Dictionary of ichthyology

  • polymorphic — См. polymorphous …   Dictionary of invertebrate zoology

  • polymorphic — See polymorphism. * * * …   Universalium

  • polymorphic — (Roget s Thesaurus II) adjective Biology. Consisting of a number of different kinds: assorted, divers, diverse, diversified, heterogeneous, miscellaneous, mixed, motley, multifarious, multiform, sundry, varied, variegated, various. Biology:… …   English dictionary for students

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