Dominant
Dominant
Dominant (/dɒmɪnənt/; from Latin dominant, "ruling, governing") is a term used in various fields of study, including genetics, music, and linguistics. In each of these fields, it carries a slightly different meaning, but generally refers to something that exerts power or influence over others.
Genetics
In genetics, a dominant trait or gene is one that is expressed in an organism's phenotype, masking the effect of the recessive allele or gene when present. Dominant genes are denoted by a capital letter (e.g., A).
Related terms: Allele, Phenotype, Genotype, Recessive
Music
In music, the dominant is the fifth scale degree of the diatonic scale. It is called the dominant because it is next in importance to the first scale degree, the tonic.
Related terms: Tonic, Diatonic scale, Scale degree
Linguistics
In linguistics, a dominant language is one that is more widely spoken or has higher social status in a bilingual or multilingual region.
Related terms: Bilingual, Multilingual, Language
See also
External links
- Medical encyclopedia article on Dominant
- Wikipedia's article - Dominant
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