Comminute \Com"mi*nute\, v. t. [imp. & p. p. {Comminuted}; p. pr. & vb. n. {Comminuting}.] [L. comminutus, p. p. of comminuere to comminute; com- + minuere to lessen. See {Minute}.] To reduce to minute particles, or to a fine powder; to pulverize; to triturate; to grind; as, to comminute chalk or bones; to comminute food with the teeth. --Pennant. {Comminuted fracture}. See under {Fracture}.