Britannica Abbreviations and Acronyms
- BLBolivia
- BOBolivia
- BOLBolivia
- BOTBotany
- BOTANYBotany
- BPBishop
- BRBrazil
- BRBritish
- BRBritain
- BRABrazil
- BRAZBrazil
- BRITBritish
- BRITBritain
- BUBulgaria
- BUCKSBuckidghamshire
- BULBulgaria
- BULGBulgaria
- BURBurma
- CDCóTe D'Ivoire
- CECerium
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