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What does GM stand for?

GM stands for Gray Matter

This definition appears very frequently and is found in the following Acronym Finder categories:

  • Science, medicine, engineering, etc.

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Other Resources:
We have 84 other meanings of GM in our Acronym Attic

Samples in periodicals archive:

GRAY MATTER ** 360 A STORY which takes its influence from stage magic and illusions and is set in the back streets of Oxford has all the makings of an engaging yarn.
In lieu of personalities, the characters in the new film Gray Matters have lists.
Just as lifting weights builds muscle, speaking two languages bulks up a person's gray matter, the brain tissue that's vital to processing information.