ceph·​a·​lo·​tho·​ra·​cop·​a·​gus ˌsef-ə-ˌlō-ˌthōr-ə-ˈkäp-ə-gəs, -ˌthȯr- How to pronounce cephalothoracopagus (audio)
plural cephalothoracopagi -ˌgī, -ˌgē How to pronounce cephalothoracopagus (audio)
: teratological twin fetuses joined at the head, neck, and thorax

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Cite this Entry

“Cephalothoracopagus.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/cephalothoracopagus. Accessed 7 Feb. 2023.

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