Definition of dominant in English:

dominant

Line breaks: dom¦in|ant
Pronunciation: /ˈdɒmɪnənt
 
/

adjective

1Having power and influence over others: they are now in an even more dominant position in the market
More example sentences
  • He argues that historically the reaction of lesser states has been determined more by the potential power of the dominant state than by its actual behaviour or avowed intentions.
  • Geopolitics, history and common sense all indicate that a dominant power chooses its own policies without being influenced by the special wishes of others - however friendly.
  • His powerful and sometimes dominant influence on Austrian politics is a result of the refusal of the other official parties to seriously take him on.
Synonyms
presiding, ruling, governing, controlling, commanding, ascendant, supreme, authoritative, most influential, most powerful, superior
rare prepotent, prepollent
assertive, self-assured, self-possessed, authoritative, forceful, domineering, commanding, controlling, bullish
informal feisty, not backward in coming forward, pushy
rare pushful
1.1(Of a high place) overlooking others.
More example sentences
  • Councillors heard the property was in a dominant position overlooking the Upper Green, and due to design details did not contribute favourably to the appearance of the conservation area.
  • ‘We own the dominant terrain in the area’.
  • When covering a region from dominant terrain, evacuate the force by establishing a series of perimeter posts.
1.2 Genetics Relating to or denoting heritable characteristics which are controlled by genes that are expressed in offspring even when inherited from only one parent: it is the dominant gene causing polydactyly the mutant allele is dominant to the wild type Often contrasted with recessive.
More example sentences
  • One dominant suppressor was identified among the 112 suppressors characterized.
  • For simplicity, we assume that alleles are partially dominant and expressed in both sexes.
  • In contrast, a fully dominant modifier can never invade.
1.3 Ecology Denoting the predominant species in a plant (or animal) community: red spruce is a dominant species in many types of forest
More example sentences
  • Fluctuations in the productivity of dominant plant species should also have a significant impact on complex food webs in forest ecosystems.
  • In an environment with moving sand, tolerance to partial burial seems to be a requisite for the dominant plant species.
  • Perennial woody plants are the dominant species in many ecosystems of the world and have significant ecological and economic importance.
1.4(In decision theory) denoting a choice that is at least as good as the alternatives in all circumstances, and better in some: holding back is here a dominant strategy
More example sentences
  • Although the dominant strategy is to not donate, approximately 50% of the students donated.
  • They too concluded that non-invasive ventilation was a dominant strategy for severe exacerbations of chronic obstructive pulmonary disease.
  • In game theoretic terms, this suggests that there is a dominant strategy that mechanistically pushes all parties to compete.

noun

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1 Genetics A dominant trait or gene: this disorder is inherited as a dominant
More example sentences
  • Instead selection causes the same increase in allele frequency in both dominants and recessives, at least early on when the fates of nearly all alleles are determined.
  • This suggested that the wirehair gene is a simple dominant because there was little chance the unrelated female was carrying a recessive wirehair gene.
  • Most are inherited as autosomal dominants, and death can be prevented by implantable cardioverter defibrillators.
1.1 Ecology A dominant species in a plant (or animal) community: oak is a long-established dominant
More example sentences
  • In all years, the community dominants were species resilient to the stress of drawdowns, or good colonizers.
  • The presumed mechanism is the increase in biomass with fertility, and the resulting rise in competition intensity, which leads to the replacement of smaller and more-slow growing plant species by tall canopy-forming dominants.
  • In the concessions model of reproductive transactions, dominants are assumed to have complete control over reproduction and group membership.
2 Music The fifth note of the diatonic scale of any key, or the key based on this, considered in relation to the key of the tonic.
More example sentences
  • At the end of this deeply thought-provoking work, then, one is left wondering whether the tonic is E and the dominant B, or the tonic B with dominants D, F and G#.
  • So, as he informs us, his tonal process is principally governed by what he describes as tonics and dominants.
  • The sonata form, and its gripping epic of migration from the tonic to the dominant and then back again, is an archetype of this.

Origin

late Middle English: via Old French from Latin dominant- 'ruling, governing', from the verb dominari (see dominate).

Derivatives

dominantly

adverb
More example sentences
  • Its brightly coloured domes, apparently built to resemble St Basil's in Moscow, are unusual for a city of dominantly European architecture and are therefore a striking landmark.
  • The reason the farmers appear so dominantly in our observations is 70 per cent of the water that's used in Australia is in rural areas.
  • Weekly staff meetings are dominantly developmental in focus.

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