CB and variants may refer to:

Places

* CB postcode area, British post code for eastern England served by the Cambridge postal sorting office * Cambodia (LOC MARC code, obsolete FIPS Pub 10-4 country code and obsolete NATO digram CB) *

Cape Breton (disambiguation) Cape Breton Island is an island in the Canadian province of Nova Scotia, in Canada. Cape Breton may also refer to: Places On Cape Breton Island * Cape Breton, a cape at the eastern tip of Cape Breton Island, Canada * Cape Breton Highlands, a m ...

* Centura București, a ring road of Bucharest, Romania *

Colegio Bolivar Colegio Bolivar is a private, non–denominational, American school located in Colombia's third largest city, Cali. Founded in 1947 to serve the dependents of expatriate personnel assigned to Cali, the school's population has shifted over the y ...

, an American school in Cali, Colombia * Colwyn Bay, Wales *

Province of Campobasso A province is almost always an administrative division within a country or state. The term derives from the ancient Roman ''provincia'', which was the major territorial and administrative unit of the Roman Empire's territorial possessions outsi ...

, Italy * ČB – České Budějovice, Czech Republic

People

Chris Brown Christopher Maurice Brown (born May 5, 1989) is an American singer, songwriter, dancer, and actor. According to '' Billboard'', Brown is one of the most successful R&B singers of his generation, having often been referred to by many contempo ...

(born 1989), American R&B singer * Chris Bosh (born 1984), American basketball player * Henry Campbell-Bannerman (1836–1908), Prime Minister of the United Kingdom 1906–1908, widely referred to by his surname initials * ''Chauncey the Bear'', a imaginary friend in 2024 film '' Imaginary''

Brands and enterprises

* Carte Bancaire, a bank card brand * Christianssands Bryggeri, a Norwegian brewery * ScotAirways (IATA airline code CB)

Business and financial terms

* Capacity building, the process by which individuals and organizations obtain, improve, and retain the skills and knowledge needed to undertake their tasks * Certification body * Chargeback, a reversal of a banking or credit card transaction *

Convertible bond In finance, a convertible bond or convertible note or convertible debt (or a convertible debenture if it has a maturity of greater than 10 years) is a type of bond that the holder can convert into a specified number of shares of common stock in ...

, a type of bond that can convert into a specified number of shares

Science and technology

Computing and telecommunications

Cell Broadcast Cell Broadcast (CB) is a method of sending messages to multiple mobile telephone users in a defined area at the same time. It is defined by the ETSI’s GSM committee and 3GPP and is part of the 2G, 3G, 4G LTE (telecommunication) and 5G s ...

, in GSM mobile networks * Citizens band radio (CB radio), a system of short-distance radio communications * Closed beta, a software development stage or testing process

Other uses in science and technology

* Cannabinoids, a group of substances that bind to animal cannabinoid receptors * Circuit breaker, an automatic electrical switch designed to protect an electrical circuit from damage caused by overcurrent * Columbium (Cb), an obsolete name for the element niobium *

Conduction band In solid-state physics, the valence band and conduction band are the bands closest to the Fermi level, and thus determine the electrical conductivity of the solid. In nonmetals, the valence band is the highest range of electron energies in w ...

of the electrons in a ( semiconducting) solid *

Confirmation bias Confirmation bias is the tendency to search for, interpret, favor, and recall information in a way that confirms or supports one's prior beliefs or values. People display this bias when they select information that supports their views, ignoring ...

* Cumulonimbus cloud (Cb), a type of cloud that is tall, dense, and involved in thunderstorms and other intense weather

Sea vessels

* CB-class midget submarine, a group of midget submarines built for the Italian Navy during World War II * Block coefficient (C_b), a parameter describing the shape of a ship's hull * A retired US Navy hull classification symbol: Large cruiser (CB)

Sports

Positions

Centre-back In the sport of association football, a defender is an outfield position whose primary role is to stop attacks during the game and prevent the opposition from scoring. Centre-backs are usually positioned in pairs, with one full-back on either s ...

, a defensive position in association football * Cornerback, a position in American football

Teams

Chicago Bears The Chicago Bears are a professional American football team based in Chicago. The Bears compete in the National Football League (NFL) as a member club of the league's National Football Conference (NFC) North division. The Bears have won nine NF ...

, a team in the National Football League * Chicago Bulls, a team in the National Basketball Association * Cleveland Browns, a team in the National Football League *

Cincinnati Bengals The Cincinnati Bengals are a professional American football team based in Cincinnati. The Bengals compete in the National Football League (NFL) as a member club of the league's American Football Conference (AFC) AFC North, North division. The c ...

, a team in the National Football League * Chicago Blackhawks, a team in the National Hockey League

Titles

* Chief Baron of the Exchequer, the chief judge of the Court of Exchequer, an abolished English court * Companion of The Most Honourable Order of the Bath, a title conferred to British and Commonwealth citizens

Other uses

* * 2020 Singapore circuit breaker measures, commonly abbreviated as CB, a stay-at-home order implemented in response to the COVID-19 pandemic in Singapore *CB, dominical letter for a leap year starting on Friday *''

Casus belli A (; ) is an act or an event that either provokes or is used to justify a war. A ''casus belli'' involves direct offenses or threats against the nation declaring the war, whereas a ' involves offenses or threats against its ally—usually one b ...

'', a Latin expression meaning reason for war * Construction Battalion (CB or "Seabee"), a United States Navy unit responsible for any type of construction be it general or combat on land or under water. *Curveball, a music festival hosted by the band

Phish Phish is an American rock band formed in Burlington, Vermont, in 1983. The band is known for musical improvisation, extended jams, blending of genres, and a dedicated fan base. The band consists of guitarist Trey Anastasio, bassist Mike Gordon ...

*Cone Beam (especially CBCT; Cone beam computed tomography) *Cumulative Bulletin, an annual compilation of the ''Internal Revenue Bulletin''