BBOmaystandfor:
*BigBangObserver,plannedspacegravitationalwaveobservatory
*Betabariumborate(β-BaB2O4)crystal
*BlackBagOperations
*BridgeBaseOnline
*BritishBalletOrganisation,adanceteachingandexaminationboard
*BroomeBirdObservatory
*Biogeography-basedoptimization