[ sahy-meth-i-kohn ]
/ saɪˈmɛθ ɪˌkoʊn /

noun Pharmacology.

an active ingredient in many antacid preparations that causes small mucus-entrapped air bubbles in the intestines to coalesce into larger bubbles that are more easily passed.

Origin of simethicone Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Medical definitions for simethicone

[ sĭ-mĕthĭ-kōn′ ]


A mixture of dimethyl polysiloxanes and silica gel that is used as an antiflatulent.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.