Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
mb is a noun meaning "a unit of information equal to 1000 kilobits or 10^6 (1,000,000) bits". It carries 4 recorded senses.
a unit of information equal to 1000 kilobits or 10^6 (1,000,000) bits
a unit of information equal to 1000 kilobytes or 10^6 (1,000,000) bytes
(a British degree) a bachelor's degree in medicine
United Kingdom
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for mb come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.