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Siam

[ sahy-am, sahy-am ]
/ saɪˈæm, ˈsaɪ æm /
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noun
former name of Thailand (def. 1).
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use Siam in a sentence

British Dictionary definitions for Siam

Siam
/ (saɪˈæm, ˈsaɪæm) /

noun
the former name (until 1939 and 1945–49) of Thailand
Gulf of Siam an arm of the South China Sea between the Malay Peninsula and Indochinathe former name of (the Gulf of) Thailand (def. 2)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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