Definition of conjoined twins in English:

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conjoined twins

Pronunciation: /kənˌjoind ˈtwinz/

plural noun

Twins that are physically joined at birth, sometimes sharing organs, and in some cases separable by surgery (depending on the degree of fusion).
Example sentences
  • Every time we hear about medical efforts to separate conjoined twins, especially twins who are joined together in such an intimate way, there is always, it seems, a risk to one of them or to another one of them.
  • Joan's mother used to joke around, saying that she never remembered giving birth to conjoined twins.
  • The young mother had no idea she had delivered a pair of conjoined twins until a month after the birth.


The term conjoined twins has supplanted Siamese twins in all contexts other than informal conversation.

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