BBN

Template:Sister project BBN might refer to:

• Bayesian belief network, a probabilistic graphical model that represents a set of random variables and their conditional independencies via a directed acyclic graph
• Bible Broadcasting Network, a global Christian radio network headquartered in Charlotte, North Carolina
• Big Bang nucleosynthesis
• Big Blue Nation, the fan base of the University of Kentucky athletics programs
• Big Brother Naija, a Nigerian reality show
• Biuro Bezpieczeństwa Narodowego, a Polish government agency
• Brevard Business News
• Buckingham Browne & Nichols School (BB&N), a private school in Cambridge, Massachusetts
• 9-Borabicyclo(3.3.1)nonane (9-BBN), a reagent used in organic chemistry
• The 3-letter code for Blackburn railway station in the UK
• Blackburn railway station, Melbourne
• Bengbu South railway station, China Railway pinyin code BBN
• Raytheon BBN Technologies, formerly Bolt, Beranek and Newman, a technology company in Cambridge, Massachusetts
• BBN Music, American music cooperation
• Beyond National Jurisdiction (BBN), United Nations Convention on the Law of the Sea