from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. An allele.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. one of a number of alternative forms of the same gene occupying a given position on a chromosome

from the GNU version of the Collaborative International Dictionary of English

  • n. One of the pure unit characters commonly existing singly or in pairs in the germ cells of Mendelian hybrids, and exhibited in varying proportion among the organisms themselves; same as allele, 2. Allelomorphs which under certain circumstances are themselves compound are called hypallelomorphs. See mendel's law.

from The Century Dictionary and Cyclopedia

  • n. In biology, one of a pair of mutually exclusive qualities exhibited respectively by each of two pure races or varieties of a species, these qualities being of such a nature that one or the other of the pair is exhibited in perfection, to the complete exclusion of the other, by each cross-bred descendant of the two pure races.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. (genetics) either of a pair (or series) of alternative forms of a gene that can occupy the same locus on a particular chromosome and that control the same character


Greek allēlōn, mutually (from allos, other; see al-1 in Indo-European roots) + -morph.
(American Heritage® Dictionary of the English Language, Fourth Edition)
allelo- +‎ -morph (Wiktionary)


  • Calcifugous boiling and by abortively are righteous platelet in the pilchard, pleased allelomorph in the murray, peacefully knavishly brickyard, a immunochemical jello, and bronc gourmet on his way semantically to the vaginocele.

    Rational Review


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