Re or RE may refer to:
Arts, media and entertainment
* ''
...Re'', a 2016 Indian Kannada-language film
* ''
Realencyclopädie der classischen Altertumswissenschaft
The Pauly encyclopedias or the Pauly-Wissowa family of encyclopedias, are a set of related encyclopedias on Greco-Roman world, Greco-Roman classical studies, topics and scholarship. The first of these, or (1839–1852), was begun by compiler A ...
'', a German encyclopedia of classical scholarship
* ''
Resident Evil'', a horror game franchise
Music
* Re, the second syllable of the scale in
solfège
**
D (musical note)
D is a musical note a whole tone above C, and is known as Re within the fixed-Do solfege system. Its enharmonic equivalents are C (C-double sharp) and E (E-double flat). It is the third semitone of the solfège.
When calculated in equal t ...
or Re, the second note of the musical scale in ''fixed do'' solfège
*
Re: (band), a musical duo based in Canada and the US
Albums
*
''Re'' (Café Tacuba album)
*
''Re'' (Les Rita Mitsouko album)
* ''
Re.'', by Aya Ueto
*
''Re:'' (EP), by Kard
Language
*
''re'' (interjection), in Greek
*
Re (kana) (れ and レ), Japanese syllables
* ''
In re'', Latin for 'in the matter of...'
** RE: and Re:, a standard
email subject line prefix
Organisations
*
Renew Europe, a political group in the European Parliament
*
Renovación Española, a former Spanish monarchist political party
*
Royal Engineers
The Corps of Royal Engineers, usually called the Royal Engineers (RE), and commonly known as the ''Sappers'', is the engineering arm of the British Army. It provides military engineering and other technical support to the British Armed Forces ...
, a part of the British Army
*
Royal Society of Painter-Printmakers, whose fellows may use the Post-nominal letters RE
*
Stobart Air (former IATA code: RE), a former Irish regional airline
Places
*
Re, Norway
Re is a former municipality in Vestfold county, Norway. The municipality existed from 2000 until its dissolution in 2020. The area is now part of Tønsberg Municipality. The administrative centre was the village of Revetal. Other villages i ...
, a former municipality in Vestfold county
*
Re, Vestland, a village in Gloppen municipality, Vestland county, Norway
*
Re, Piedmont, an Italian municipality
*
Île de Ré, an island off the west coast of France
**
Le Bois-Plage-en-Ré, a commune on that island
*
Re di Anfo, a torrent (seasonal stream) in Italy
* Re di Gianico, Re di Niardo, Re di Sellero, and Re di Tredenus, torrents in the
Val Camonica, Lombardy, Italy
*
Réunion
Réunion (; ; ; known as before 1848) is an island in the Indian Ocean that is an overseas departments and regions of France, overseas department and region of France. Part of the Mascarene Islands, it is located approximately east of the isl ...
(ISO 3166-1 code), a French overseas department and island in the Indian Ocean
Science and technology
*
Effective reproduction number, in epidemiology
*
Relative effectiveness or RE factor, of an explosive's demolition power
*
Reynolds number
In fluid dynamics, the Reynolds number () is a dimensionless quantity that helps predict fluid flow patterns in different situations by measuring the ratio between Inertia, inertial and viscous forces. At low Reynolds numbers, flows tend to ...
(), a dimensionless quantity in fluid mechanics used to help predict flow patterns
*
Rhenium (symbol Re), a chemical element
* Reference pressure (Re), as
sound pressure level
* Reference pressure (Re), in
underwater acoustics
Computing and mathematics
*
RE (complexity) (recursively enumerable), a complexity class of decision problems
**
Recursively enumerable (r.e.), in computability theory
*
Regular expression
A regular expression (shortened as regex or regexp), sometimes referred to as rational expression, is a sequence of characters that specifies a match pattern in text. Usually such patterns are used by string-searching algorithms for "find" ...
, a sequence of characters to match text against a specified pattern
* Re function, in mathematics, where Re(''z'') denotes the real part of a
complex number
In mathematics, a complex number is an element of a number system that extends the real numbers with a specific element denoted , called the imaginary unit and satisfying the equation i^= -1; every complex number can be expressed in the for ...
''z''
*
.re, the Internet country code top-level domain for Réunion
People
*
Ré (futsal player), Portuguese futsal player
*
Andrea Re (born 1963), Italian rower
*
Cayetano Ré (1938–2013), Paraguayan footballer
*
Christopher Ré, American computer scientist
*
Davide Re, Italian runner
*
Germán Ré, Argentine footballer
*
Giovanni Battista Re (born 1934), Italian cardinal
*
Maximiliano Ré, Argentine-Italian footballer
*
Paul Ré, American artist and writer
*
Savannah Ré, Canadian singer-songwriter
*
Vincenzo Re, Italian scenic designer
Other uses
*
Religious education (RE), the study of religion
*
Re (Egyptian religion), an ancient Egyptian god
*
Regional-Express, a type of regional train in Germany, Luxembourg and Austria
See also
* ''
Il re'', Italian-language opera
*
Rhee (disambiguation)
*
Ree (disambiguation)
*
*
Res (disambiguation)
*
Ra (disambiguation)
{{Disambiguation, surname, geo