mixture

mixture
1. A mutual incorporation of two or more substances, without chemical union, the physical characteristics of each of the components being retained. A mechanical m. is a m. of particles or masses distinguishable as such under the microscope or in other ways; a physical m. is a more intimate m. 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, i.e., 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]
- Bordeaux m. a plant fungicidal m., comprising copper sulfate (5 parts) and calcium oxide (5 parts) in water (400 parts) freshly mixed; the CaO is added to the CuSO4 solution.
- extemporaneous m. a m. prepared at the time ordered, according to the directions of a prescription, as distinguished from a stock preparation.
- Seidlitz m. a m. of 3 parts Rochelle salt and 1 part sodium bicarbonate. Ten grams of the m. are employed with 2.17 g tartaric acid for one Seidlitz powder. The powder, which effervesces when placed in water, was widely used as a cathartic.

* * *

mix·ture 'miks-chər n a product of mixing: as
a) a portion of matter consisting of two or more components in varying proportions that retain their own properties
b) an aqueous liquid medicine: POTION specif a preparation in which insoluble substances are suspended in watery fluids by the addition of a viscid material (as gum, sugar, or glycerol)

* * *

mix·ture (miksґchər) [L. mixtura, mistura] a combination of different drugs or ingredients, as a fluid resulting from mixing a fluid with other fluids, or with solids, or a suspension of a solid in a liquid.

Medical dictionary. 2011.

Игры ⚽ Поможем написать реферат
Synonyms:

Look at other dictionaries:

  • mixture — [ mikstyr ] n. f. • 1560, rare av. XIXe; misture 1190; lat. mixtura 1 ♦ Didact. Mélange de plusieurs substances chimiques, pharmaceutiques, généralement liquides. ⇒ mélange, mixtion. 2 ♦ Cour. Mélange comestible (boisson ou aliment) dont on… …   Encyclopédie Universelle

  • Mixture — (orgue) Les mixtures sont des jeux d orgue dits composés car ils sont constitués de plusieurs rangs de tuyaux accordés en octaves et en quintes. Ce sont les mixtures qui fournissent le son si caractéristique de l orgue, celui du Plein Jeu ou… …   Wikipédia en Français

  • mixture — mixture, admixture, blend, compound, composite, amalgam denote a product formed by the combination of two or more things. Mixture is the most inclusive and most widely applicable term; it has, however, many specific applications; thus, a fabric… …   New Dictionary of Synonyms

  • Mixture — Mix ture, n. [L. mixtura, fr. miscere, mixtum, to mix: cf. F. mixture. See {Mix}.] 1. The act of mixing, or the state of being mixed; as, made by a mixture of ingredients. Hooker. [1913 Webster] 2. That which results from mixing different… …   The Collaborative International Dictionary of English

  • Mixture? — Studio album by Relative Silence Released February 2002 Recorded December 2001 January 2002 Genre P …   Wikipedia

  • mixture — ► NOUN 1) a substance made by mixing other substances together. 2) (a mixture of) a combination of different things in which the components are individually distinct. 3) the charge of gas or vapour mixed with air admitted to the cylinder of an… …   English terms dictionary

  • mixture — index coalescence, coalition, consolidation, diversity, incorporation (blend), melange, merger, solution …   Law dictionary

  • mixture — (n.) early 15c., from O.Fr. misture and directly from L. mixtura a mixing, from mixtus (see MIX (Cf. mix) (v.)) …   Etymology dictionary

  • mixture — [miks′chər] n. [LME < L mixtura < mixtus: see MIX] 1. a mixing or being mixed 2. something made by mixing; esp., a) a combination of ingredients, kinds, etc. b) a yarn or fabric made of two or more different fibers, often of different… …   English World dictionary

  • Mixture — For other uses, see Mix (disambiguation). In chemistry, a mixture is a material system made up by two or more different substances which are mixed together but are not combined chemically. Mixture refers to the physical combination of two or more …   Wikipedia

  • Mixture — (Roget s Thesaurus) >Forming a whole without coherence. < N PARAG:Mixture >N GRP: N 1 Sgm: N 1 mixture mixture admixture commixture commixtion Sgm: N 1 commixion commixion intermixture alloyage matrimony Sgm: N 1 junction jun …   English dictionary for students

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”