Dictionary
chro•ma•tog•ra•phy
Pronunciation: (krō"mu-tog'ru-fē), [key]—
n. Chem.
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.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.