Simple Definition of Siamese twin

from our Learner's Dictionary

Siamese twin

noun

ˈsajəˌmiːz-

plural Siamese twins

: conjoined twin

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“Siamese twin.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/Siamese%20twin. Accessed 21 Jun. 2026.

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Simple Definition of Siamese twin

Siamese twin

noun

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