mb

Physics.

millibar; millibars.
millibarn; millibarns.

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Mb

Computers.

megabit; megabits.

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MB

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

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M.B.

Chiefly British.

Bachelor of Medicine.

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Origin of M.B.

From the New Latin word Medicinae Baccalaureus

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for mb

Contemporary Examples

Your coverage of the revolution was totally biased in favor of the MB, just like your Government.
General Al-Sisi’s Popularity Soars After U.S. Aid Cut-off To Egypt
Sophia Jones
October 10, 2013
The MB was and is the only political organization capable of turning out a massive number of voters.
Leslie H. Gelb on the Democracy-Elections Trap in Egypt
Leslie H. Gelb
July 22, 2013
And if Washington were to push the “victors” into a quickie election, the result probably would be the same, an MB victory.
Leslie H. Gelb on the Democracy-Elections Trap in Egypt
Leslie H. Gelb
July 22, 2013
Morsi received just over 50 percent of the vote in the presidential runoff, and the MB dominated parliamentary elections.
Leslie H. Gelb on the Democracy-Elections Trap in Egypt
Leslie H. Gelb
July 22, 2013
The MB, however, in the absence of free and fair elections in Egypt, never had to compete with other political parties.
Turkey's Lessons for Egypt
Afsin Yurdakul
February 19, 2011

Historical Examples

Letters designating the special types of stars: A 5, B 3, Mb.
The Uses of Italic
Frederick W. Hamilton
The conspicuous mid-brain (29 A, mb) forms the anterior termination of the long axis of the body.
The Works of Francis Maitland Balfour, Volume III (of 4)
Francis Maitland Balfour

British Dictionary definitions for mb

mb

symbol for

millibar

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Mb

Mbit

abbreviation for

megabit

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MB

abbreviation for

Bachelor of Medicine
maternity benefit
(esp in postal addresses) Manitoba
(in Canada) Medal of Bravery
computing megabyte

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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

mb in Medicine

Mb

abbr.

myoglobin

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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

mb in Science

mb

Abbreviation of millibar

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Mb

Abbreviation of megabit

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MB

Abbreviation of megabyte

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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.