mason jar

noun, often capitalized M

Definition of mason jar

  1. :  a widemouthed jar used especially for home canning

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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