Open English Wordnet
Nouns
(n)mortar, howitzer, trench mortara muzzle-loading high-angle gun with a short barrel that fires shells at high elevations for a short range (n)mortarused as a bond in masonry or for covering a wall (n)mortara bowl-shaped vessel in which substances can be ground and mixed with a pestle Verbs
(v)mortarplaster with mortar“mortar the wall” 