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1. A muzzle-loading high-angle gun with a short barrel that fires shells at high elevations for a short range
   - howitzer, trench mortar
    
2. Used as a bond in masonry or for covering a wall
    
3. A bowl-shaped vessel in which substances can be ground and mixed with a pestle

1. Plaster with mortar
   "mortar the wall"

Derived forms: mortars, mortaring, mortared

Type of: building material, daub, high-angle gun, plaster, vessel

Encyclopedia: Mortar