Dictionary.com
Thesaurus.com

ethanolamine

American  
[eth-uh-nol-uh-meen, -noh-luh-, -nuh-lam-in] / ˌɛθ əˈnɒl əˌmin, -ˈnoʊ lə-, -nəˈlæm ɪn /

noun

Chemistry.

  1. a viscous liquid with an odor of ammonia, C 2 H 7 NO, used to remove carbon dioxide and hydrogen sulfide from natural gas, and in the manufacture of antibiotics.

ethanolamine Scientific  
/ ĕth′ə-nŏl′ə-mēn′,-nō′lə- /

  1. A colorless liquid used in the purification of petroleum, as a solvent in dry cleaning, and as an ingredient in paints and pharmaceuticals. Chemical formula: C 2 H 7 NO.

Etymology

Origin of ethanolamine

First recorded in 1895–1900; ethanol + amine

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Over time, she identified two promising ingredients: forms of taurine, an organic compound commonly sold as a dietary supplement, and ethanolamine, another simple organic molecule.

From Science Daily • Mar. 26, 2026

In addition, ethanolamine evaporates quickly, so the polish only remains effective for a few hours after application.

From Science Daily • Mar. 26, 2026

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.