emissary

From French émissaire, from Latin emissarius (“agent, scout, spy”).

• (Received Pronunciation) IPA^(key): /ˈɛmɪs(ə)ɹi/
• (US) IPA^(key): /ˈɛmɪˌsɛɹi/

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emissary (plural emissaries)

1. An agent sent on a mission to represent the interests of someone else.
   • 1958, Conrad Brandt, “A Defeat out of Victory and a Devil out of the Machine”, in Stalin's Failure in China, 1924-1927‎^[1], number 31, Cambridge, Mass.: Russian Research Center, Harvard University Press, →LCCN, →OCLC, page 143:

     The small group around Ch’en Tu-hsiu that had remained at headquarters hastily sent an emissary — Chang Kuo-t’ao — to Nanch’ang. Though Chang set out immediately, he did not reach Nanch’ang until July 31, the day before the rising.

   1. Such an agent spreading a gospel.

      Near-synonym: missionary

2. (anatomy) A venous channel in the skull.
3. An underground channel by which the water of a lake escapes.

• (agent): interpreter (divine, obsolete)