Be
BE or be may refer to:

Linguistics
To be, the English copular verb
Be (Cyrillic), a letter of the Cyrillic alphabet
be (interjection), in several languages
Be language or Ong Be, a language of northern Hainan province, China
Black English, or African-American Vernacular English, an English dialect
be – ISO 639-1 code for Belarusian language

Music
Albums
Be (Beady Eye album), 2013
Be (Casiopea album), 1998
Be (Common album), 2005
BE (Pain of Salvation album), 2004
BE (Original Stage Production), a 2005 live album by Pain of Salvation
Be (BTS album), 2020

Songs
"Be" (Neil Diamond song), a 1973 single
"Be", a song by Jessica Simpson from In This Skin
"Be", a song by Lenny Kravitz from Let Love Rule
"Be", a song by Slade from Whatever Happened to Slade

Organisations
Be Inc., a former US software company (1990–2001) and developer of the Be Operating System (BeOS)
Be Unlimited, a former UK Internet service provider (2003–2014)
Badminton Europe, the governing body of badminton in Europe
British Eventing, the British governing body for the equestrian sport of eventing
BearingPoint (former stock ticker symbol BE)
Bloco de Esquerda or Left Bloc, a Portuguese political party
Bob Evans Restaurants, an American restaurant chain

Places
Bè, a neighborhood in Togo
Belgium (ISO 3166-1 and FIPS 10-4 country code: BE)
Berlin, a state of Germany
Canton of Bern, a canton of Switzerland

Science and technology
Base excess (BE), excess or deficit in the amount of base in the blood
Beryllium, symbol Be, a chemical element

Computing
.be, the country code top-level domain for Belgium
Backup Exec, backup and recovery software from Veritas Software
Big-endian, a system that stores the most significant byte of a word at the smallest memory address
BeOS, an operating system by Be

Physics
Baumé scale (°Bé), a density scale
Be star, in astronomy, a B-type star
Bejan number (Be), in thermodynamics and fluid mechanics

Transportation
BE Be Electric, Electric Car Manufacturing Company
Baltimore and Eastern Railroad Company (B&E), US
Beriev (design office prefix: Be), a Russian aircraft manufacturer
BE, then IATA code of Flybe (2022-2023), former English airline
BE, then IATA code of Flybe (1979-2020), former English airline
BE, then IATA code of British European Airways (1946-1974), fromer British airline

Other uses
Bé (footballer), Portuguese footballer
Bachelor of Engineering, an academic degree
Bahá'í Era, in timekeeping
Buddhist Era, in timekeeping

See also
B (disambiguation)
Bay (disambiguation)
BBE (disambiguation)
Bebe (disambiguation)
Bee (disambiguation)