DICT.TW Dictionary Taiwan

 sib·i·late /ˈsɪbəˌlet/
 (vt.)(vi.)發出齒擦音,惙惙作響

 Sib·i·late v. t. & i. To pronounce with a hissing sound, like that of the letter s; to mark with a character indicating such pronunciation.
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 sibilate
      v 1: pronounce with an initial sibilant
      2: utter a sibilant
      3: express or utter with a hiss [syn: hiss, sizz, siss]
      4: make a sharp hissing sound, as if to show disapproval [syn:
         hiss, siss, sizz]