Skip to Content


Pronunciation: an′i-lin, -lēn

Definition: An oily, colorless, or brownish liquid, of aromatic odor and acrid taste, which is the parent substance of many synthetic dyes; derived from benzene by the substitution of the group —NH2 for one of the hydrogen atoms. Aniline is highly toxic, may cause industrial poisoning, and may be carcinogenic.

Synonym(s): aminobenzene, benzeneamine, phenylamine

[Ar. an-nil, indigo]

Disclaimer: This site is designed to offer information for general educational purposes only. The health information furnished on this site and the interactive responses are not intended to be professional advice and are not intended to replace personal consultation with a qualified physician, pharmacist, or other healthcare professional. You must always seek the advice of a professional for questions related to a disease, disease symptoms, and appropriate therapeutic treatments.
© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.