para-aminobenzoic acid
[ par-uh-uh-mee-noh-ben-zoh-ik, -am-uh-noh- ]
/ ˈpær ə əˌmi noʊ bɛnˈzoʊ ɪk, -ˌæm ə noʊ- /
noun Chemistry, Biochemistry.
part of the folic acid molecule, a white or yellowish, crystalline, slightly water-soluble solid, C7H7NO2, the para isomer of aminobenzoic acid: used chiefly in the manufacture of dyes and pharmaceuticals and in sunscreens to protect against ultraviolet light. Abbreviation: PABA
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Origin of para-aminobenzoic acid
Words nearby para-aminobenzoic acid
papyraceous, papyrology, papyrus, par, para, para-aminobenzoic acid, para-aminohippuric acid, para-aminosalicylic acid, para-aortic body, paraballism, parabasal body
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for para-aminobenzoic acid
para-aminobenzoic acid
noun
biochem an acid present in yeast and liver: used in the manufacture of dyes and pharmaceuticals. Formula: C 6 H 4 (NH 2)COOH
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
Medical definitions for para-aminobenzoic acid
para-aminobenzoic acid
[ păr′ə-ə-mē′nō-bĕn-zō′ĭk, -ăm′ə- ]
n.
PABA.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for para-aminobenzoic acid
para-aminobenzoic acid
[ păr′ə-ə-mē′nō-bĕn-zō′ĭk, -ăm′ə- ]
See PABA.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.