triturator
(ˈtrɪtjʊəreɪtə(r))
[a. late L. trītūrātor, agent-n. from trītūrāre to triturate.]
One who or that which triturates; an instrument or apparatus for triturating, esp. for grinding drugs.
| 1864 Reader 17 Dec. 770/2 Hammers or triturators. 1893 E. A. Butler Household Insects 137 The gizzard..appears to act more as a strainer than as a triturator. |