[ tahy-luh-nawl, -nol ]
/ ˈtaɪ ləˌnɔl, -ˌnɒl /

Pharmacology, Trademark.

a brand of acetaminophen.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for tylenol

Word Origin and History for tylenol



introduced 1955 as the name of an elixir for children, trade name originally registered by McNeil Laboratories, Philadelphia, Pa., from elements abstracted from N-acetyl-para-aminophenol, the chemical name of its active compound.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for tylenol


[ tīlə-nôl′ ]

A trademark for the drug acetaminophen.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.