1. Acronym.  (nautical) An Automatic Identification System, as an element of the Global Marine Distress and Safety System GMDSS.
  2. Initialism.  Australian Illawarra Shorthorn (Cattle breed).
  3. Initialism.  Australian Institute of Sport.
  4. Noun.  (plural of, Ai) .
  5. Noun.  (plural of, ai) .

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This entry was last updated on RefTopia from its source on 3/20/2012.