What does M1 stand for?

abbreviation to define

		If you haven't already, we suggest you try Acronym Finder first! Acronym Finder has 8 verified definitions for M1 Our 'Attic' has 12 unverified meanings for M1

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Possible Meanings	Rank
primary motor area	**
distant metastasis	**
matrix protein	**
middle cerebral artery	**
mouse myeloid leukemia cells	**
first transmembrane domain	**
metastatic disease	**
antagonists pirenzepine	**
first molar	**
mouse myeloid leukemia	**
distant metastases	*
(US Army) Main Battle Tank (named Abrams)	*

Note: Acronym Finder has 8 verified definitions for M1