WordNet (r) 3.0 (2006):

communique
    n 1: an official report (usually sent in haste) [syn:
         dispatch, despatch, communique]

Moby Thesaurus II by Grady Ward, 1.0:

71 Moby Thesaurus words for "communique":
   account, acquaintance, advice, announcement, annunciation,
   blue book, briefing, bulletin, bulletin board, circular,
   communication, data, datum, declaration, directory, dispatch,
   edict, embassy, encyclical, enlightenment, enunciation, evidence,
   express, facts, factual information, familiarization, gen,
   general information, guidebook, handout, hard information,
   incidental information, info, information, instruction,
   intelligence, knowledge, letter, light, manifesto, mention,
   message, notice, notification, pneumatogram, position paper,
   presentation, proclamation, program, programma,
   promotional material, pronouncement, pronunciamento, proof,
   public notice, publication, publicity, release, report, sidelight,
   statement, telegram, the dope, the goods, the know, the scoop,
   transmission, ukase, white book, white paper, word