nutgall
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nut·gall
(nŭt′gôl′)n.
A nutlike gall. Nutgalls on certain oak trees were formerly used as a source of tannic acid for making ink and dye. Also called gallnut.
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.
nutgall
(ˈnʌtˌɡɔːl)n
(Plant Pathology) a nut-shaped gall caused by gall wasps on the oak and other trees
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
nut•gall
(ˈnʌtˌgɔl)n.
a small nutlike gall, esp. one on an oak.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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