dimorphism


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Related to dimorphism: Gender dimorphism

di·mor·phism

 (dī-môr′fĭz′əm)
n.
1. Biology The existence among animals of the same species of two distinct forms that differ in one or more characteristics, such as coloration, size, or shape.
2. Botany The occurrence of two distinct forms of the same parts in one plant, as in the juvenile and adult leaves of ivy.
3. Chemistry & Physics Dimorphic crystallization.

dimorphism

(daɪˈmɔːfɪzəm)
n
1. (Botany) the occurrence within a plant of two distinct forms of any part, such as the leaves of some aquatic plants
2. (Zoology) the occurrence in an animal or plant species of two distinct types of individual
3. (Chemistry) a property of certain substances that enables them to exist in two distinct crystalline forms
diˈmorphic, diˈmorphous adj

di•mor•phism

(daɪˈmɔr fɪz əm)

n.
1. the occurrence of two forms distinct in structure, coloration, etc., among animals of the same species.
2. the occurrence of two different forms of flowers, leaves, etc., on the same plant or on different plants of the same species.
3. the property of some substances of crystallizing in two chemically identical but crystallographically distinct forms.
[1825–35]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.dimorphism - (chemistry) the property of certain substances that enables them to exist in two distinct crystalline forms
chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
pleomorphism, polymorphism - (chemistry) the existence of different kinds of crystal of the same chemical compound
2.dimorphism - (biology) the existence of two forms of individual within the same animal species (independent of sex differences)
biological science, biology - the science that studies living organisms
polymorphism - (biology) the existence of two or more forms of individuals within the same animal species (independent of sex differences)
Translations
dimorphisme

di·mor·phism

n. dimorfismo, caracterización de dos formas diferentes;
sexual ______ sexual, hermafrodismo.
References in periodicals archive ?
In guppies, both sexual dimorphism and male colour have evolved multiple times as a trade-off between female preference and predation pressures.
3) This is consistent with several reports in the literature describing sexual dimorphism in outcomes in the civilian trauma population.
2012), the inability to identify gender for many species in the field has limited researcher's abilities to gather information on parental roles to those few species that exhibit phenotypic dimorphism or have been the subject of color-marking and molecular sexing.
More recently, Bauer and Caskey (2006) described the antennal setae of Macrobrachium ohione (Smith) with a focus on mate recognition and sexual dimorphism.
subtilis adults, the external characters of the specimens were examined, using the methodology proposed by other authors for determining sexual dimorphism of the Curculionidae (Kuschel 1952; Rosado-Neto 1987; Loja Cedeno 2011).
Loggerhead shrikes (Lanius ludovicianus) are sexually monochromatic, and therefore are difficult to sex in the field, despite the sexual dimorphism in plumage or mensural characteristics that has been reported for some populations (e.
To our knowledge, this is the first study to identify this sexual dimorphism of body composition in a long-term clinical study.
Sexual dimorphism in Morotopithecus bishopi, an early Middle Miocene hominoid from Uganda, in P.
Based on northern crayfish rapid growth and large size, a competitive advantage during invasion is attained by adults based on larger CL sizes and sexual dimorphism in male chelae size.
The aim of the present follow-up of the Duisburg birth cohort was to study associations between prenatal exposure to dioxins and PCBs at the current low levels of environmental exposure and behavioral sexual dimorphism.
Because Aplodinotus grunniens is known to exhibit sexual size dimorphism (Rypel, 2007), we tested a subset of sexually mature specimens for evidence of sexual shape dimorphism, prior to pooling male and female specimens.