carcinomatosis
noun
car·ci·no·ma·to·sis
ˌkär-sə-ˌnō-mə-ˈtō-səs 
: a condition in which multiple carcinomas develop simultaneously usually after dissemination from a primary source
Examples of carcinomatosis in a Sentence
Recent Examples on the Web
In 2013, Harper went public with news that she had been diagnosed with leptomeningeal carcinomatosis, a rare form of cancer.
—
Victoria Edel, People.com, 16 Mar. 2025
For nine years, David Grube’s patient fought her peritoneal-carcinomatosis, a rare cancer of the stomach lining.
—Emilie Le Beau Lucchesi, Discover Magazine, 19 Nov. 2021
Just one month earlier, Scott, 50, was diagnosed with a rare and terminal type of cancer called leptomeningeal carcinomatosis.
—Joelle Goldstein, PEOPLE.com, 18 Sep. 2020
Sullivan was diagnosed leptomeningeal carcinomatosis, a complication of cancer in which the disease spreads to the membranes surrounding the brain and spinal cord.
—Kelsie Smith, CNN, 17 Sep. 2020
Four years later, she was diagnosed with leptomeningeal carcinomatosis, a metastatic disease, meaning cancer from one area of the body may have spread to another — in this case, the brain.
—Caroline Linton, CBS News, 31 Aug. 2019
Harper battled lung cancer and was subsequently diagnosed with another form of cancer, leptomeningeal carcinomatosis, in 2013.
—Brian Lowry, CNN, 30 Aug. 2019
The iconic actress, best known for her role as Rhoda Morgenstern on The Mary Tyler Moore Show, has been battling leptomeningeal carcinomatosis since 2013.
—Joelle Goldstein, PEOPLE.com, 17 July 2019
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Victoria Edel, People.com, 16 Mar. 2025
For nine years, David Grube’s patient fought her peritoneal-carcinomatosis, a rare cancer of the stomach lining.
—Emilie Le Beau Lucchesi, Discover Magazine, 19 Nov. 2021
Just one month earlier, Scott, 50, was diagnosed with a rare and terminal type of cancer called leptomeningeal carcinomatosis.
—Joelle Goldstein, PEOPLE.com, 18 Sep. 2020
Sullivan was diagnosed leptomeningeal carcinomatosis, a complication of cancer in which the disease spreads to the membranes surrounding the brain and spinal cord.
—Kelsie Smith, CNN, 17 Sep. 2020
Four years later, she was diagnosed with leptomeningeal carcinomatosis, a metastatic disease, meaning cancer from one area of the body may have spread to another — in this case, the brain.
—Caroline Linton, CBS News, 31 Aug. 2019
Harper battled lung cancer and was subsequently diagnosed with another form of cancer, leptomeningeal carcinomatosis, in 2013.
—Brian Lowry, CNN, 30 Aug. 2019
The iconic actress, best known for her role as Rhoda Morgenstern on The Mary Tyler Moore Show, has been battling leptomeningeal carcinomatosis since 2013.
—Joelle Goldstein, PEOPLE.com, 17 July 2019
Cite this Entry
“Carcinomatosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/carcinomatosis. Accessed 4 Jul. 2025.
Copy CitationMedical Definition
carcinomatosis
noun
car·ci·no·ma·to·sis
-ˌō-mə-ˈtō-səs
plural carcinomatoses
-ˌsēz
: a condition in which multiple carcinomas develop simultaneously usually after dissemination from a primary source
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