Definition of admixture in US English:



  • 1A mixture.

    ‘he felt that his work was an admixture of aggression and creativity’
    • ‘It is important to know the effect on set time of chemical admixtures, particularly in cool or cold weather.’
    • ‘Liquid and powder admixtures are available for shotcrete applications and for modifying patching mortars.’
    • ‘Performance mixes include the addition of fly ash and a water-reducing admixture.’
    • ‘An admixture of ceramic and mineral oxides are fashioned into the internal lining of attire for day-to-day usage, explains Dr. Jose.’
    • ‘The shell turns out to be made of amorphous silica - essentially sand - without the admixture of organics that characterize similar forms.’
    • ‘Packaged in patented water-soluble bags, the Rescue-Pak contains six different powdered admixtures.’
    • ‘The weathered minerals of the regolith, together with an admixture of organic matter and water, make up the soil.’
    • ‘Although the precise composition of the material was not known, it was believed to comprise a mixture of cements, plus crushed fine aggregates, pigments and chemical admixtures.’
    • ‘There are many other costs associated with concrete, like a variety of chemical admixtures that do all kinds of good things to concrete - most of the time.’
    • ‘Add any of a number of admixtures or supplementary cementitious materials, and again you alter the nature of the concrete.’
    • ‘Today the most common way to expose aggregates is to spray a retarding admixture over the surface after the finishing process is complete.’
    • ‘During the night when concrete was needed, workers added the Portland cement and admixtures and placed the concrete.’
    • ‘The mixture consists of a mineral/organic main component, Portland cement, water, and admixtures.’
    • ‘Could you compete if everyone else had access to the latest admixtures while you stuck with the adage that the concrete that was good enough for your father is good enough for you?’
    • ‘By 1984 the adults and their young carried admixtures of the genes that produced the 1983 adults.’
    • ‘Previous studies have shown that there were extensive genetic admixtures in the Silk Road region.’
    • ‘Abrams did not have the vast range of chemical admixtures that are available today.’
    • ‘With a dry-mix process, all of the dry ingredients (cement, admixtures, sand and aggregate) are forced through a hose to a nozzle where they are mixed with water as the shotcrete is sprayed onto the surface.’
    • ‘Every concrete mix contains different amounts of rock, sand, cement, and frequently admixtures.’
    • ‘The plant can produce up to 100 cubic yards per hour on the job-site and can handle up to four chemical admixtures.’
    mixture, mix, combination, mingling, commingling, amalgamation, amalgam, union, conjunction, marriage, merging, compound, alloy, fusion, meld, composite, concoction, synthesis, homogenization
    View synonyms
    1. 1.1 Something mixed with something else, typically as a minor ingredient.
      ‘green with an admixture of black’
    2. 1.2 The action of adding an ingredient to something else.
      • ‘By employing a simple population genetics model, we explore the effects and the conditions of population admixture in masking, changing, or even reversing true genetic effects of genes underlying complex traits.’
      • ‘The mean probability of belonging was calculated based on the probability of the individual assignment, which makes the percentage of admixture detectable and visualizes it in circular charts.’
      • ‘Unlinked genes may also be associated if biological processes, such as population differentiation, population admixture, and natural selection, occur in a population.’
      • ‘Furthermore, disequilibrium is a good indicator of recent mutations, genetic drift, bottlenecks, stratification or admixture, and the demographic history of populations.’
      • ‘However, preliminary genetic analyses showed offspring admixture was probably caused by apicultural drift (beekeepers' term for the change of hive or colony).’
      • ‘Given recent fossil evidence, Africa may have provided the greatest opportunity for admixture between archaic subpopulations of Homo, simply because Africa harbored the highest levels of diversity.’
      • ‘Results were used to assess the relative contributions of premating and postmating barriers to reproductive isolation and to predict the long-term genetic effect of population admixture.’
      • ‘Its inhabitants, of mostly African extraction with some Irish admixture, numbered close to 13,000, but two thirds of them fled the island after the catastrophic eruption in June of 1997.’
      • ‘Recently, KIRKPATRICK et al. 2002 presented a general framework for describing associations among multiple genes and their response to selection, nonrandom mating, and admixture.’
      • ‘Eliot's admixture of praise and sharp criticism of Dickens's work first surfaced publicly in the essay on realism that she published in the Westminster Review in July 1856.’
      • ‘A more pressing concern is whether each of the two main populations are themselves produced by admixture between local populations, perhaps including inversion polymorphism types.’
      • ‘During a southern speaking tour I was able to set aside a few days to explore the New Orleans museums, shops, temples, and tombs that relate to this distinctive admixture of religion and magic, commerce and controversy.’
      • ‘However we are not able to make cosmological models without some admixture of ideology.’
      • ‘The results also indicate a low level of admixture (intermarriage, conversion etc.) into the gene pool of these various Jewish communities.’
      • ‘This difference might be taken to indicate that less admixture has occurred in Virginia, yet the genetic analysis revealed comparably high levels of hybridization.’
      • ‘The samples from the island of Gotland were of Swedish nationality but were considered separately in order to investigate their origin and degree of admixture with the neighboring populations.’
      • ‘However, to retain this hypothesis, we would have to eliminate the alternative explanation that the observed polymorphism is because of secondary admixture of differentiated populations.’
      • ‘Despite controlling for genetic admixture within families, if a study sample is genetically heterogeneous, the ability to detect genetic associations can be limited.’
      • ‘In addition, northeast Indians show virtually no genetic admixture with other Indian groups, which has led to a remarkable genetic discontinuity between these groups.’
      • ‘To be saved, it must be admired, but uncorrupted by modern admixture. ‘Museums have to persuade indigenous people to exhibit their culture without amalgamating it into the Western tradition.’’


Early 17th century (in the sense ‘act of admixing’): from ad- (expressing addition) + mixture.