chromatograph

American  

[kruh-mat-uh-graf, -grahf, kroh-muh-tuh-] / krəˈmæt əˌgræf, -ˌgrɑf, ˈkroʊ mə tə- /

verb (used with object)

1. to separate mixtures by chromatography.

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noun

1. a piece of equipment used to produce a chromatogram.

Other Word Forms

• rechromatograph verb (used with object)

Etymology

Origin of chromatograph

First recorded in 1855–60; chromato- + -graph

Example Sentences

These are then put into a gas chromatograph, which separates the chemical components.

From Science Daily • Oct. 19, 2023

This is not the first time the gas chromatograph analogy has been used for nasal anatomy.

From Scientific American • Jun. 29, 2023

First the gas chromatograph vaporized a speck of the powder inside a tube.

From New York Times • Jul. 7, 2016

The most damning evidence came from a device called a gas chromatograph mass spectrometer, which looked for organic molecules — the kind of complex molecules necessary for life on Earth.

From Washington Post • Jun. 18, 2016

The gas chromatograph on the Pioneer Venus entry probes gave an abundance of water in the lower atmosphere of a few tenths of a percent.

From "Cosmos" by Carl Sagan