conjoined twin


either of a pair of identical twins born with their bodies joined together in some manner, having failed to separate completely in utero.

Nearby words

  1. conjectural,
  2. conjecture,
  3. conjoin,
  4. conjoined,
  5. conjoined anastomosis,
  6. conjoined twins,
  7. conjoint,
  8. conjointly,
  9. conjugal,
  10. conjugal rights

See also Siamese twin. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for conjoined twins

conjoined twins

pl n

twin babies born joined together at some point, such as at the hips. Some have lived for many years without being surgically separatedNon-technical name: Siamese twins
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

Medicine definitions for conjoined twins

conjoined twins


Identical twins born with their bodies joined at some point and having varying degrees of residual duplication, a result of the incomplete division of the ovum from which the twins developed.diplosomia

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.