BH

BH, Bh or bh may refer to:

Medicine

 * Bernard-Horner syndrome, a combination of symptoms that arises when a group of nerves known as the sympathetic trunk is damaged
 * Borderline hypertensive, an American medical classification for cases where a person's blood pressure is elevated above normal, but not to the level considered hypertension
 * Bronchial hyperresponsiveness, a state characterised by easily triggered bronchospasm
 * Bundle of His, collection of heart muscle cells specialized for electrical conduction

Science and technology

 * BH register, in computer architectures
 * Bohrium, symbol Bh, a chemical element
 * Boron monohydride, chemical formula BH, a chemical compound
 * Black hole

Places

 * BH postcode area, a region in southern England served by Bournemouth postal sorting office
 * Bahrain (ISO 3166-1 country code BH)
 * .bh, the Internet country code top-level domain for Bahrain
 * Belize's WMO and obsolete NATO country code digram
 * Belo Horizonte, the capital of Minas Gerais, Brazil
 * Beverly Hills, a city in Los Angeles County, California, US
 * Bosnia and Herzegovina (reporting mark BiH or B&H)
 * Bihor County, Romania
 * Bihar, a state of India

Businesses

 * BH (newspaper), Malaysian newspaper
 * B&H Rail (reporting mark BH)
 * Beistegui Hermanos, a Spanish bicycle manufacturer
 * Hawkair (IATA airline code BH)

Religion

 * B'ezrat hashem or B"H, Hebrew for "with God's help"
 * Brotherhood of Hope, a Catholic association of the faithful
 * Before Hijra, years before the epoch of the Islamic calendar

Other uses

 * bh (digraph), a digraph in some writing systems
 * .bh, the Internet country code top-level domain for Bahrain
 * Bihari languages, a group of languages (ISO 639-1 language code bh)
 * Broadcasting House (radio programme)
 * Before Hijra, years before the epoch of the Islamic calendar