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Mason jar

noun
1.
a glass jar with a wide mouth and an airtight screw top, much used in home canning.
Origin
1880-1885
1880-85, Americanism; named after John L. Mason, 19th-century American who patented it in 1858
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for Mason jar

mason jar

noun
1.
(US) an airtight glass jar for preserving food
Word Origin
C20: named after its US inventor, John L. Mason (1832–1902)
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
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Word Origin and History for Mason jar

1885, named for John Latin Mason of New York, who patented it in 1858.

Online Etymology Dictionary, © 2010 Douglas Harper
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