Definition of Kilner jar in English:

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Kilner jar

Pronunciation: /ˈkɪlnə/


A glass preserving jar with a metal lid which forms an airtight seal, used to bottle fruit and vegetables.
Example sentences
  • If freezing and wrapping seems too much like hard work, pesto will store well refrigerated in a Kilner jar for about three weeks.
  • He found that his great-great-grandfather Caleb Kilner invented the screw-topped, rubber-sealed Kilner jar in the 1890s - but the family fortune was squandered.
  • Airtight storage for preserving food is now taken for granted, yet such items didn't exist until the 1890s when the world-renowned ‘Kilner jar’ went into production.


1930s: from the name of the manufacturing company.

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