Mason jar


noun

a glass jar with a wide mouth and an airtight screw top, much used in home canning.

Origin of Mason jar

1880–85, Americanism; named after John L. Mason, 19th-century American who patented it in 1858

British Dictionary definitions for mason jar

mason jar

noun

US an airtight glass jar for preserving food

Word Origin for mason jar

C20: named after its US inventor, John L. Mason (1832–1902)