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Definition mortar in British English

mortar noun

noun
/ˈmɔː(r)tə(r)/
1

a substance used in building for joining bricks or stones, made by mixing together sand, water, and lime

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2

a large short gun that is used for firing bombs and shells over short distances

Example

The army responded by firing mortars.

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3

a bowl in which you crush substances into a powder using a tool called a pestle

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Definition mortar in British English