mason jar

noun, often capitalized M
Updated on: 22 Nov 2017

Definition of mason jar

: a widemouthed jar used especially for home canning

Recent Examples of mason jar from the Web

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Origin and Etymology of mason jar

John L. Mason, †1902 American metalsmith


MASON JAR Defined for English Language Learners

mason jar

noun

Definition of mason jar for English Language Learners

  • : a glass jar that has a wide opening and that is usually used in preserving fruits or vegetables


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