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mb

Physics.
1.
millibar; millibars.
2.
millibarn; millibarns.

Mb

Computers.
1.
megabit; megabits.

MB

1.
Manitoba, Canada (approved for postal use).
2.
Computers. megabyte; megabytes.

M.B.

Chiefly British.
1.
Bachelor of Medicine.
Origin of M.B.
From the New Latin word Medicinae Baccalaureus
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for mb

mb

symbol
1.
millibar

Mb

abbreviation
1.
megabit

MB

abbreviation
1.
Bachelor of Medicine
2.
maternity benefit
3.
(esp in postal addresses) Manitoba
4.
(in Canada) Medal of Bravery
5.
(computing) megabyte
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
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mb in Medicine

Mb abbr.
myoglobin

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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mb in Science
mb  
Abbreviation of millibar
Mb  
Abbreviation of megabit
MB  
Abbreviation of megabyte
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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