chromatography

[ kroh-muh-tog-ruh-fee ]
/ ˌkroʊ məˈtɒg rə fi /

noun Chemistry.

the separation of mixtures into their constituents by preferential adsorption by a solid, as a column of silica (column chromatography) or a strip of filter paper (paper chromatography) or by a gel.

Origin of chromatography

First recorded in 1725–35; chromato- + -graphy

OTHER WORDS FROM chromatography

chro·ma·tog·ra·pher, noun chro·mat·o·graph·ic [kruh-mat-uh-graf-ik, kroh-muh-tuh-] /krəˌmæt əˈgræf ɪk, ˌkroʊ mə tə-/, adjective chro·ma·to·graph·i·cal·ly, adverb

Example sentences from the Web for chromatography

British Dictionary definitions for chromatography

chromatography
/ (ˌkrəʊməˈtɒɡrəfɪ) /

noun

the technique of separating and analysing the components of a mixture of liquids or gases by selective adsorption in, for example, a column of powder (column chromatography) or on a strip of paper (paper chromatography) See also gas chromatography

Derived forms of chromatography

chromatographer, noun chromatographic (ˌkrəʊmətəˈɡræfɪk), adjective chromatographically, adverb

Medical definitions for chromatography

chromatography
[ krō′mə-tŏgrə-fē ]

n.

Any of various techniques for the separation of complex mixtures that rely on the differential affinities of substances for a gas or liquid mobile medium and for a stationary adsorbing medium through which they pass, such as paper, gelatin, or magnesia. absorption chromatography

Other words from chromatography

chro′ma•togra•pher n.

Scientific definitions for chromatography

chromatography
[ krō′mə-tŏgrə-fē ]

A technique used to separate the components of a chemical mixture by moving the mixture along a stationary material, such as gelatin. Different components of the mixture are caught by the material at different rates and form isolated bands that can then be analyzed.