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a. Not corresponding or similar in position, value, structure, or function; not homologous.
b. Biology Relating to traits, such as organs or body parts, that do not correspond in structure or evolutionary origin.
2. Derived from a different species: a heterologous transplant; a heterologous gene.
3. Genetics Relating to chromosomes that do not normally pair during mitosis or meiosis.
4. Relating to cells or tissues that do not usually occur in a given part of the body: a heterologous tumor.
5. Immunology
a. Relating to a vaccine or serum that confers immunity against a pathogen that is not identical to but is immunologically related to the pathogen used to create the vaccine or serum.
b. Relating to an antigen and antibody that do not correspond to one another.

[hetero- + Greek logos, word, relation; see -logy + -ous.]

het′er·ol′o·gy (-jē) n.
het′er·ol′o·gous·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. an abnormality in tissue structure, arrangement, or manner of formation.
2. the study of abnormalities in tissue structure or organization. — heterologous, adj.
See also: Medical Specialties
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.heterology - (biology) the lack of correspondence of apparently similar body parts
dissimilarity, unsimilarity - the quality of being dissimilar
biological science, biology - the science that studies living organisms
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
He covers consumer society and necessity; rethinking Arendt's theory of necessity and freedom: the ordinary and extraordinary; approaching the human and freedom; sovereignty and heterology in George Bataille's version of necessity and freedom; humans and animals: way of life as transcendence; the moment of death; the human as technics: technicity and Way of Life; Levinas, the absolute other, and humanness; and ways of life--not bare life: being as acting.
The Chinese scholar Yue Daiyun, who points out that the twenty-first century will see a new stage of East-West cultural communication which is characterized by heterogeneity and so-called heterology, suggests that cultural dialogue should be predicated on the dialectical relation between difference and identity.
(21) Faced with Melkor's blaring sonic attack, Eru responds with a smile: "heterology [...] depends on a metaphoric movement, showing the ways in which what is strictly given always moves beyond itself" (Colebrook 560).
"Deconstructing Cultural Omnivorousness 1982-2002: Heterology in Americans' Musical Preferences." Social Forces 86(2):418-43.
That project, involving what Edith Wyschogrod has called "the speech and silence of heterology" (165-65), jeopardizes if not explodes Nora's model of individuality in favor of a highly permeable and nascently collectivist form of subjectivity better attuned to the readings of memorial traces.
2004, 'The Myth of Everyday Life: Toward a Heterology of the Ordinary', Cultural Studies, no.
B--Ultra-basic rocks heterology due to hydrothermal solutions in vein or veinlet forms: In this process the ultra-basic rocks, especially Peridotites are transformed into Serpentine due to Serpentinisation and relatively pure Magnesite and Hontite deposit is formed inside the fractures as a result.
Thus, as is evident, the alleged affinities are mainly confined to formal and stylistic properties, and as the preceding argument has sought to demonstrate, we can safely contend that Barker's strain drastically diverges from this Expressionist Weltanschauung in three crucial respects: its conception of the nature of self (and/or subjectivity), alterity and their relation; its prevailing ethical (ethics of event and ethics of alterity) and aesthetic concerns; and finally, its ontological preoccupations which are of a fundamentally different order, that of hauntology or heterology.
Bilateral relations between Chile and Bolivia from the perspective of Tarapaca's demands: a theoretical approach from paradiplomacy as heterology
The second aspect concerns the transformative potential of diplomacy, that is, a form of diplomacy (a more spiritual form of diplomacy) that engages in heterology to revisit and rearticulate homology, whose mission is not only, not just, the knowledge and control of the Other but fundamentally the knowledge of the Self.