Siam

from WordNet (r) 3.0 (2006)

Siam
    n 1: a country of southeastern Asia that extends southward along
         the Isthmus of Kra to the Malay Peninsula; "Thailand is the
         official name of the former Siam" [syn: {Thailand},
         {Kingdom of Thailand}, {Siam}]

from V.E.R.A. -- Virtual Entity of Relevant Acronyms (June 2006)

SIAM
       Society for Industrial and Applied Mathematics (org., USA)