Dictionary.com
Thesaurus.com
Synonyms

conjoined twin

American  

noun

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


Etymology

Origin of conjoined twin

First recorded in 1760–70

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

A parasitic twin is an underdeveloped conjoined twin that relies entirely on the host twin for survival.

From BBC Feb. 26, 2025

A mother who survived an operation that separated her from her conjoined twin more than 20 years ago has successfully given birth to her first child.

From Fox News Aug. 24, 2021

The book looks at the physical body and the connections between people, whether that’s a man with a mysterious scar on his back or an encounter with conjoined twin sisters.

From The Wall Street Journal May 23, 2018

Since its 2010 inception, Cybercom, a cybersecurity and digital-attack entity, has been a conjoined twin with the surveillance and cryptographic specialists of the NSA.

From The Guardian Nov. 19, 2016

There are the celebrated jewels like Royal Troon and its conjoined twin, Prestwick, site of 24 Opens, including the first dozen, starting in 1860, and, to the south, Turnberry.

From Golf Digest Jun. 27, 2016

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training