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Word History
Etymology
from Chang †1874 and Eng †1874 congenitally united twins born in Siam
First Known Use
1829, in the meaning defined above
Dictionary Entries Near Siamese twin
Cite this Entry
“Siamese twin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Siamese%20twin. Accessed 24 Nov. 2024.
Kids Definition
Siamese twin
noun
: either of a pair of human or animal twins born joined together
Medical Definition
Siamese twin
noun
Si·a·mese twin
ˈsī-ə-ˌmēz-
-ˌmēs-
: either of a pair of conjoined twins
More from Merriam-Webster on Siamese twin
Britannica.com: Encyclopedia article about Siamese twin
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Merriam-Webster unabridged
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