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GBM

British

abbreviation

Isle of Man (international car registration)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of GBM

from G(reat) B(ritain Isle of) M(an)

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

GBM is a fast-growing type of brain cancer that manifests in uncheckable tumors.

From Barron's • Mar. 12, 2026

"That's hard to do with GBM, so our findings are exciting and give us hope for our next steps."

From Science Daily • Oct. 18, 2023

A GBM is the most common type of brain tumour in adults and the average survival time is 12 to 18 months.

From BBC • Nov. 3, 2022

Inspired by the story of Scott Williams, who is a GBM patient and reached out to the 1984 Olympic champion’s Scott Hamilton & Friends organization a year ago for help in fundraising.

From Seattle Times • Apr. 8, 2022

GBM is the most common type of brain tumour and is also one of the most aggressive.

From BBC • Oct. 18, 2021

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023