| libertarian | (noun) someone who believes the doctrine of free will | - |
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| (noun) an advocate of libertarianism | - |
| libertarianism | (noun) an ideological belief in freedom of thought, speech and action | - |
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| mortar | (noun) a muzzle-loading high-angle gun with a short barrel that fires shells at high elevations for a short range | Synonyms: howitzer, trench mortar |
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| (noun) a bowl-shaped vessel in which substances can be ground and mixed with a pestle | - |
| (noun) used as a bond in masonry or for covering a wall | - |
| (verb) plaster with mortar | - |
| mortarboard | (noun) an academic cap with a flat square with a tassel on top | - |
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| (noun) a square board with a handle underneath; used by masons to hold or carry mortar | Synonyms: hawk |
| tartar | (noun) an incrustation that forms on the teeth and gums | Synonyms: calculus, tophus |
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| (noun) a fiercely vigilant and unpleasant woman | Synonyms: dragon |
| (noun) a salt used especially in baking powder | Synonyms: cream of tartar, potassium bitartrate, potassium hydrogen tartrate |
| tartaric | (adjective) relating to or derived from or resembling tartar | - |
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