WordReference Random House Unabridged Dictionary of American English © 2025
MB, 
    1. AbbreviationsManitoba, Canada (approved for postal use).
    2. Computingmegabyte;
      megabytes.

Mb, [Computers.]
  1. Computingmegabit;
    megabits.

mb, [Physics.]
  1. Physicsmillibar;
    millibars.
  2. Physicsmillibarn;
    millibarns.

M.B., [Chiefly Brit.]
  1. British TermsBachelor of Medicine.
  • Neo-Latin Medicinae Baccalaureus

MB, +
  1. AbbreviationsManitoba, Canada (approved for postal use).

Collins Concise English Dictionary © HarperCollins Publishers::
MB
  1. Bachelor of Medicine
  2. megabyte
Collins Concise English Dictionary © HarperCollins Publishers::
Mb, Mbit
  1. megabit
'MB' also found in these entries (note: many are not synonyms or translations):
Manitoba - coulometer - coulometry - megabit - megabyte - millibar - millibarn

Forum discussions with the word(s) "MB" in the title:


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