| 释义 | siamese twin noun
 Usage: usually capitalized S
 Etymology: so called after Chang died 1874 and Eng died 1874 congenitally united twins born in Meklong, Siam, of Chinese parentage
 1.
 a.  : one of a pair of congenitally united twins in man or animals — compare craniopagus, thoracopagus, xiphopagus
 b.  : a double monster (as a conjoined fruit)
 2.  : one of two persons or things that are closely or indissolubly associated
 < distribution (the Siamese twin of production) — Lewis Galantiere >
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