pestle

Meaning

noun

1. machine consisting of a heavy bar that moves vertically for pounding or crushing ores
2. 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
3. a club-shaped hand tool for grinding and mixing substances in a mortar

verb

1. grind, mash or pulverize in a mortar
   “pestle the garlic”

Synonyms for pestle

• stamp
• muller
• pounder