The Collaborative International Dictionary of English v.0.48:

Pulverize \Pul"ver*ize\, v. t. [imp. & p. p. Pulverized; p.
   pr. & vb. n. Pulverizing.] [F. pulv['e]riser, L.
   pulverizare, fr. pulvis dust, powder. See Powder.]
   To reduce of fine powder or dust, as by beating, grinding, or
   the like; as, friable substances may be pulverized by
   grinding or beating, but to pulverize malleable bodies other
   methods must be pursued.
   [1913 Webster]

WordNet (r) 3.0 (2006):

pulverized
    adj 1: consisting of fine particles; "powdered cellulose";
           "powdery snow"; "pulverized sugar is prepared from
           granulated sugar by grinding" [syn: powdered,
           powdery, pulverized, pulverised, small-grained,
           fine-grained]

Moby Thesaurus II by Grady Ward, 1.0:

39 Moby Thesaurus words for "pulverized":
   branny, chalklike, chalky, comminute, comminuted, crushed,
   detrital, detrited, disintegrated, dusty, efflorescent,
   farinaceous, fine, flaky, floury, furfuraceous, gone to dust,
   granular, grated, ground, impalpable, levigated, mealy, milled,
   pestled, powdered, powdery, pulverant, pulverous, pulverulent,
   reduced to powder, scaly, scobicular, scobiform, scurfy, sharded,
   shredded, splintery, triturated