phenylthiourea

[ fen-l-thahy-oh-yoo-ree-uh, -yoo r-ee-uh, -feen- ]
/ ˌfɛn lˌθaɪ oʊ yʊˈri ə, -ˈyʊər i ə, -ˌfin- /

noun Biochemistry.

a crystalline, slightly water-soluble solid, C6H5NHCSNH2, that is either tasteless or bitter, depending upon the heredity of the taster, and is used in medical genetics and as a diagnostic.

Origin of phenylthiourea

First recorded in 1895–1900; phenyl + thiourea
Also called phen·yl·thi·o·car·ba·mide [fen-l-thahy-oh-kahr-buh-mahyd, -mid, feen-] /ˌfɛn lˌθaɪ oʊˈkɑr bəˌmaɪd, -mɪd, ˌfin-/.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Science definitions for phenylthiocarbamide (1 of 2)

phenylthiocarbamide

[ fĕn′əl-thī′ō-kärbə-mīd′, -kär-bămīd, fē′nəl- ]

A crystalline compound that tastes somewhat or intensely bitter to people with a specific dominant gene and is used to test for the presence of the gene. Also called phenylthiourea. Chemical formula: C6H5NHCSNH2.

Science definitions for phenylthiocarbamide (2 of 2)

phenylthiourea

[ fĕn′əl-thī′ō-yu-rēə, fē′nəl- ]

See phenylthiocarbamide.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.