[ an-l-in, -ahyn ]
/ ˈæn l ɪn, -ˌaɪn /


Also called aniline oil, aminobenzine, phenylamine. Chemistry. a colorless, oily, slightly water-soluble liquid, C6H5NH2, usually derived from nitrobenzene by reduction: used chiefly in the synthesis of dyes and drugs.


pertaining to or derived from aniline: aniline colors.
Also an·i·lin [an-l-in]. /ˈæn l ɪn/.

Origin of aniline

First recorded in 1840–50; anil + -ine2 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for aniline

British Dictionary definitions for aniline

/ (ˈænɪlɪn, -ˌliːn) /


a colourless oily pungent poisonous liquid used in the manufacture of dyes, plastics, pharmaceuticals, and explosives. Formula: C 6 H 5 NH 2Also called: phenylamine
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

Medical definitions for aniline



An oily, poisonous benzene derivative used in the manufacture of dyes and pharmaceuticals.


Derived from aniline.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for aniline

[ ănə-lĭn ]

A colorless, oily, poisonous compound used in the manufacture of rubber, dyes, resins, pharmaceuticals, and varnishes. Aniline is an amine of benzene. Chemical formula: C6H7N.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.