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Pronunciation: miks'chur


  1. A mutual incorporation of two or more substances, without chemical union, the physical characteristics of each of the components being retained. A mechanical mixture is a mixture of particles or masses distinguishable as such under the microscope or in other ways; a physical mixture is a more intimate mixture of molecules, as in the case of gases and many solutions.
  2. In chemistry, a mingling together of two or more substances without the occurrence of a reaction by which they would lose their individual properties, without permanent gain or loss of electrons.
  3. In pharmacy, a preparation, consisting of a liquid holding an insoluble medicinal substance in suspension by means of acacia, sugar, or some other viscid material.

[L. mixtura or mistura]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.