sodium nitrite

noun

Chemistry. a yellowish or white crystalline compound, NaNO2, soluble in water, slightly soluble in alcohol and ether: used in the manufacture of dyes and as a color fixative.
Nutrition. this compound added to food as a preservative and for flavor and color, especially in pork, fish, and beef products: implicated in the formation of suspected carcinogens.

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Also called nitrite.

Origin of sodium nitrite

First recorded in 1900–05

Words nearby sodium nitrite

sodium meta-arsenite, sodium metasilicate, sodium methylate, sodium monoxide, sodium nitrate, sodium nitrite, sodium nitroprusside, sodium pentothal, sodium perborate, sodium peroxide, sodium phosphate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Medical definitions for sodium nitrite

sodium nitrite

n.

A white crystalline compound used to lower systemic blood pressure, to relieve local vasomotor spasms, to relax bronchial and intestinal spasms, and as an antidote for cyanide poisoning.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.