Triturate
Triturate , transitive verb
[Latin trituratus, past participle of triturate to thrash (grain), from terere, tritum, to rub, rub to pieces. See Trite.]
1.
To rub, grind, bruise, or thrash.
2.
To rub or grind to a very fine or impalpable powder; to pulverize and comminute thoroughly.