machine consisting of a heavy bar that moves vertically for pounding or crushing ores
<noun.artifact>
a heavy tool of stone or iron (usually with a flat base and a handle) that is used to grind and mix material (as grain or drugs or pigments) against a slab of stone
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a club-shaped hand tool for grinding and mixing substances in a mortar
<noun.artifact> [ verb ]
grind, mash or pulverize in a mortar
<verb.change> pestle the garlic
pestle \pes"tle\ (p[e^]s"t'l or p[e^]s"'l; 277), n. [OE. pestel, OF. pestel, LL. pestellum, L. pistillum, pistillus, a pounder, pestle, fr. pisere, pinsere, to pound, crush, akin to Gr. ?, Skr. pish. Cf. {Pistil}.] 1. An implement for pounding and breaking or braying substances in a mortar; as, to grind with a mortar and pestle.
2. A constable's or bailiff's staff; -- so called from its shape. [Obs.] --Chapman.
3. The leg and leg bone of an animal, especially of a pig; as, a pestle of pork.
pestle \pes"tle\, v. t. & i. [imp. & p. p. {Pestled}; p. pr. & vb. n. {Pestling}.] To pound, pulverize, bray, or mix with a pestle, or as with a pestle; to use a pestle.