carcinoembryonic antigen

noun

car·​ci·​no·​em·​bry·​on·​ic antigen ˌkär-sə-nō-ˌem-brē-ˈä-nik- How to pronounce carcinoembryonic antigen (audio)
: a glycoprotein present in fetal digestive-tract tissues and in peripheral blood of patients with some forms of cancer

Word History

First Known Use

1965, in the meaning defined above

Time Traveler
The first known use of carcinoembryonic antigen was in 1965

Dictionary Entries Near carcinoembryonic antigen

Cite this Entry

“Carcinoembryonic antigen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/carcinoembryonic%20antigen. Accessed 8 Feb. 2023.

Medical Definition

carcinoembryonic antigen

noun
car·​ci·​no·​em·​bry·​on·​ic antigen ˌkärs-ᵊn-ō-ˌem-brē-ˌän-ik- How to pronounce carcinoembryonic antigen (audio)
: a glycoprotein present in fetal gut tissues during the first two trimesters of pregnancy and in peripheral blood of patients with some forms of cancer (as of the digestive system or the breast)
abbreviation CEA
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