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amine

amine

noun

any of a class of compounds derived from ammonia by replacement of one or more hydrogen atoms with organic groups.
-amine

-amine

variant of amino- as final element of a compound word.

amine

¹ American

[uh-meen, am-in] / əˈmin, ˈæm ɪn /

noun

Chemistry.

any of a class of compounds derived from ammonia by replacement of one or more hydrogen atoms with organic groups.

-amine ² American

variant of amino- as final element of a compound word.

Dramamine.

amine ¹ British

/ əˈmiːn, ˈæmɪn /

noun

an organic base formed by replacing one or more of the hydrogen atoms of ammonia by organic groups

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

-amine ² British

combining form

indicating an amine

histamine
methylamine

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

amine Scientific

/ ə-mēn′,ăm′ēn /

Any of a group of organic compounds that may be considered derivatives of ammonia (NH ₃) in which one or more hydrogen atoms have been replaced by a hydrocarbon radical. In aniline (C ₆ H ₅ NH ₂), for example, one hydrogen atom has been replaced by a phenyl group (C ₆ H ₅). Amines are produced by the decay of organic matter.

Other Word Forms

Etymology

Origin of amine

First recorded in 1860–65; am(monium) + -ine ²

Compare meaning

How does amine compare to similar and commonly confused words? Explore the most common comparisons:

amine vs. imine

Vocabulary lists containing amine

Organic Chemistry

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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.

An amine is a special chemical mixture related to ammonia.

From NewsForKids.net • Dec. 4, 2024

The ends of these polymers contain multiple amine groups, which end up on the surface of the micelles.

From Science Daily • Mar. 12, 2024

The method involves combining three chemicals: an amine "head," two alkyl epoxide "tails" and, finally, two acyl chloride "branched tails."

From Science Daily • Feb. 26, 2024

In the formation of this peptide bond, the amine replaces the OH to form O = C – NH2.

From Textbooks • Jun. 9, 2022

In the preparation of the azo dyes the starting-point is a primary amine; the amino group is 'diazotized', i.e. treated with a solution of sodium nitrite and dilute mineral acid at low temperature.

From The New Gresham Encyclopedia Volume 4, Part 1: Deposition to Eberswalde by Various

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