glioblastoma

noun
glio·​blas·​to·​ma | \ˌglī-ō-ˌbla-ˈstō-mə \
variants: or less commonly glioblastoma multiforme \-​ˌməlt-​ə-​ˈfȯrm-​ē \
plural glioblastomas also glioblastomata\ˌglī-​ō-​ˌbla-​ˈstō-​mə-​tə \ or glioblastomas multiforme or glioblastoma multiformes

Definition of glioblastoma 

: a malignant rapidly growing astrocytoma of the central nervous system and usually of a cerebral hemisphere

Examples of glioblastoma in a Sentence

Recent Examples on the Web

Last summer, Senator John McCain shared with Americans the news our family already knew: He had been diagnosed with an aggressive glioblastoma, and the prognosis was serious. Michelle Manetti, Good Housekeeping, "Meghan McCain Writes Deeply Moving Tribute to Her Late Father John McCain," 26 Aug. 2018 Last summer, Senator John McCain shared with Americans the news our family already knew: he had been diagnosed with an aggressive glioblastoma, and the prognosis was serious. Brooke Singman, Fox News, "McCain to discontinue medical treatment for brain cancer," 24 Aug. 2018 The cancer, glioblastoma, couldn’t be surgically removed because it was spread throughout the left side of his brain. Clare Ansberry, WSJ, "An Ex-Husband Moves Back In—for Cancer Care," 18 Aug. 2018 Debra Puffer, a 61-year-old resident of Rome, N.Y., was diagnosed with glioblastoma in 2014 and was treated with surgery, chemo, and radiation. Washington Post, BostonGlobe.com, "Polio virus treatment increased survival in patients with deadly brain tumors, study shows," 26 June 2018 Debra Puffer, a 61-year-old resident of Rome, N.Y., was diagnosed with glioblastoma in 2014 and was treated with surgery, chemo and radiation. Laurie Mcginley, Washington Post, "Polio virus treatment increased survival in patients with deadly brain tumors, study shows," 26 June 2018 While comparing new case numbers in 2015 with those in 1995, the researchers found an additional 1,548 aggressive glioblastoma multiforme tumor cases annually. Jacqueline Howard, CNN, "Brain tumors on the rise in England, raising cell phone concerns," 2 May 2018 The trial, which involves 55 patients including one dad whose cancer has shown no signs of returning 18 months after diagnosis, is testing an immunotherapy vaccine that’s given in addition to traditional treatment methods for glioblastoma. Alexandria Hein, Fox News, "Dad battling brain cancer shows no sign of tumor regrowth after clinical trial," 18 June 2018 McCain, 81, was diagnosed with glioblastoma in July. Yvonne Wingett Sanchez, azcentral, "John McCain 'doesn't give a rat's ass' what Trump says or thinks of him, co-author says," 30 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'glioblastoma.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of glioblastoma

circa 1923, in the meaning defined above

History and Etymology for glioblastoma

New Latin, from glia glia + blast- + -oma

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Dictionary Entries near glioblastoma

glint

glint o' gold

glio-

glioblastoma

gliocyte

glioma

Glires

Statistics for glioblastoma

Last Updated

4 Dec 2018

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Time Traveler for glioblastoma

The first known use of glioblastoma was circa 1923

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More Definitions for glioblastoma

glioblastoma

noun
glio·​blas·​to·​ma | \ˌglī-(ˌ)ō-bla-ˈstō-mə \
plural glioblastomas also glioblastomata\-​mət-​ə \

Medical Definition of glioblastoma 

: a malignant rapidly growing astrocytoma of the central nervous system and usually of a cerebral hemisphere Glioblastoma is the worst grade of malignant glioma, a relatively uncommon but deadly class of brain tumors that kills 97% of those diagnosed within 5 years.— Greg Miller, Science, 2 Jan. 2009

called also glioblastoma multiforme

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