adenocarcinoma

noun

ad·​e·​no·​car·​ci·​no·​ma ˌa-də-(ˌ)nō-ˌkär-sə-ˈnō-mə How to pronounce adenocarcinoma (audio)
: a malignant tumor originating in glandular epithelium
adenocarcinomatous adjective

Examples of adenocarcinoma in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
These include adenocarcinoma of the esophagus, breast, colon/rectum, uterus, gallbladder, upper stomach, kidneys, liver, ovaries, pancreas, thyroid, meningioma, and multiple myeloma. Maria Azzurra Volpe, MSNBC Newsweek, 10 June 2025 Rathbun had been diagnosed with stage 4 metastatic adenocarcinoma in December 2024, according to the outlet. Cara Lynn Shultz, People.com, 22 May 2025 Image In the late 1960s, cases of clear-cell adenocarcinoma began to be diagnosed in young women whose mothers had taken the drug. Penelope Green, New York Times, 4 May 2025 Worldwide, adenocarcinoma made up more than 45% of lung cancer cases in males and nearly 60% of female cases. Melissa Rudy, Fox News, 18 Feb. 2025 See All Example Sentences for adenocarcinoma

Word History

Etymology

borrowed from German Adenocarcinome, from adeno- adeno- + Carcinome carcinoma

First Known Use

1872, in the meaning defined above

Time Traveler
The first known use of adenocarcinoma was in 1872

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Cite this Entry

“Adenocarcinoma.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/adenocarcinoma. Accessed 17 Jun. 2025.

Medical Definition

adenocarcinoma

noun
ad·​e·​no·​car·​ci·​no·​ma -ˌkärs-ᵊn-ˈō-mə How to pronounce adenocarcinoma (audio)
plural adenocarcinomas also adenocarcinomata -mət-ə How to pronounce adenocarcinoma (audio)
: a malignant tumor originating in glandular epithelium
adenocarcinomatous adjective

More from Merriam-Webster on adenocarcinoma

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