BBN
BBN stands for:
- Bario in Sarawak in Malaysia, an airport under the IATA airport code
- Bayesian Belief Network, technical English for Bayesian network
- Big Bang Nucleosynthesis, technical English for the theory of primordial nucleosynthesis
- Biuro Bezpieczeństwa Narodowego , the National Security Office in Poland
- Bolt Beranek and Newman , an American technology company
- Borabicyclononane, a reagent in organic chemistry, see 9-Borabicyclo [3.3.1] nonane
- Uniform federal road number in Germany, after 1994 by the Global Location Number replaced
bbn stands for:
- Uneapa (ISO-639-3 code), one of the oceanic languages