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[proh-pil-thahy-oh-yoo r-uh-sil] /ˌproʊ pɪlˌθaɪ oʊˈyʊər ə sɪl/
noun, Pharmacology.
a white crystalline compound, C 7 H 1 0 N 2 OS, that interferes with the synthesis of thyroid hormone by the thyroid gland: used in the treatment of hyperthyroidism.
Origin of propylthiouracil Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for propylthiouracil


a white crystalline water-insoluble substance with an intensely bitter taste, used in medicine to treat hyperthyroidism. Formula: C7H2N2OS
Word Origin
from propyl + thio- + uracil (uro-1 + ac(etic) + -il-ile)
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
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propylthiouracil in Medicine

propylthiouracil pro·pyl·thi·o·u·ra·cil (prō'pəl-thī'ō-yur'ə-sĭl')

Abbr. PTU An agent that inhibits the synthesis of thyroid hormones and is used in the treatment of hyperthyroidism.

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