BFO

BFO is an abbreviation that stands for:


 * Basic Formal Ontology
 * Beat frequency oscillator used to create an audio frequency signal for receiving continuous wave (Morse code) transmissions
 * The Black Forest Observatory in Germany
 * BiFeO3 (Bismuth ferrite), an inorganic chemical compound
 * Boron monofluoride monoxide
 * Budapest Festival Orchestra
 * Bunker Fuel Oil, a (low-cost) type of fuel oil
 * Federal Consultative Assembly (Bijeenkomst voor Federaal Overleg), an organisation of federal states of the United States of Indonesia