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Mason jaror mason jar
A wide-mouthed glass jar with a screw top, used for canning and preserving food.
[After John L. Mason (1832-1902), American inventor.]
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.
US an airtight glass jar for preserving food
[C20: named after its US inventor, John L. Mason (1832–1902)]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a glass jar with a screw-top used esp. in home canning.
[1880–85, Amer.; after John Latin.Mason, 19th-century American who patented it in 1858]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.