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American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˈɡɔːlˌnʌt) or


(Plant Pathology) a type of plant gall that resembles a nut
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014



a nutlike gall on plants.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
In 2017, conservation assistant at ASI, Dr V Gopal Rao, revealed that the restoration team had used lime, plaster, sand, jaggery, gallnut, eggs, and marble powder for the minarets' renovation work.
Several natural materials including egg-shell lime, jaggery, gallnut, and egg white have been used in construction activities.
Preparation and properties of multi-functionalized cotton fabrics treated by extracts of gromwell and gallnut. Cellulose, 19: 507-515.
Gallic acid (3,4,5-trihydroxybenzoic acid), an anticancer drug, can be obtained from a variety of natural products such as gallnut, sumac, and black tea [15-17].
Yusuf et al., "Dyeing, fastness and antimicrobial properties of woolen yarns dyed with gallnut (Quercus infectoria Oliv.) extract," Dyes and Pigments, vol.
The properties of gallnut extract support that it has a multifunctional role for skin products and may be a useful ingredient as it can prevent radical formation and inflammation, and has antibacterial properties.
The ink is derived from tannic acid found in the gallnut plant, along with gum arabic and a sulfuric chemical that turns the ink black.