Mortar Definition

môrtər
mortars
noun
mortars
A very hard bowl in which softer substances are ground or pounded to a powder with a pestle.
Webster's New World
Any machine in which materials are ground or pounded.
Webster's New World
A short-barreled cannon with a low muzzle velocity, which hurls shells in a high trajectory.
Webster's New World
A shell fired by such a cannon.
American Heritage
Any of various similar devices, for shooting lifelines, flares, etc.
Webster's New World
Synonyms:
verb
mortars
To plaster or bind together with mortar.
Webster's New World
To attack with mortar shells.
Webster's New World

Other Word Forms of Mortar

Noun

Singular:
mortar
Plural:
mortars

Origin of Mortar

  • Middle English morter from Old English mortere and from Old French mortier both from Latin mortārium mer- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Old French mortier, from Latin mortarium.

    From Wiktionary

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