Simethicone Definition
sĭ-mĕthĭ-kōn
noun
A mixture of methyl siloxane polymers and silica gel, used as an antiflatulent and in ointments.
American Heritage
Origin of Simethicone
si(lica) (di)methicone, a silicon polymer (di–) (meth–) ((sil)icone)
From American Heritage Dictionary of the English Language, 5th Edition
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