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Webster 1828 Edition

pp.

Reduced to fine particles; pulverized; triturated.

comminuted ‎(comparative more comminuted, superlative most comminuted)

Reduced to small particles or to powder, as by crushing or pulverizing.
- 2004, Richard Fortey, The Earth, Folio Society 2011, p. 53:
  Hawaiian sand is utterly different: it is comminuted coral and algae, the broken detritus of a hundred thousand storms washed up against the land.

comminuted