# Parallel

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**Parallel** may refer to:

## Mathematics

- [Parallel (geometry)](/source/Parallel_(geometry)), two lines in the Euclidean plane which never intersect
- [Parallel (operator)](/source/Parallel_(operator)), mathematical operation named after the composition of electrical resistance in parallel circuits

## Science and engineering

- [Parallel (latitude)](/source/Parallel_(latitude)), an imaginary east–west line circling a globe
- Parallel of [declination](/source/Declination), used in astronomy
- Parallel, a [geometric term of location](/source/Geometric_term_of_location) meaning "in the same direction"
- [Parallel electrical circuits](/source/Series_and_parallel_circuits#Parallel_circuits)

## Computing

- [Parallel computing](/source/Parallel_computing)
- [Parallel (software)](/source/Parallel_(software)), a UNIX utility for running programs in parallel

## Language

- [Parallelism (grammar)](/source/Parallelism_(grammar)), a balance of two or more similar words, phrases, or clauses
- [Parallelism (rhetoric)](/source/Parallelism_(rhetoric))

## Entertainment

- [*Parallel* (manga)](/source/Parallel_(manga))
- [*Parallel* (2018 film)](/source/Parallel_(2018_film)), a Canadian science fiction thriller film
- [*Parallel* (2024 film)](/source/Parallel_(2024_film)) an American science fiction thriller film
- [*Parallel* (video)](/source/Parallel_(video)), a compilation of music videos by R.E.M.
- [*Parallel* (The Black Dog album)](/source/Parallel_(The_Black_Dog_album)), 1995
- [*Parallel* (Four Tet album)](/source/Parallel_(Four_Tet_album))
- [*Parallel* (EP)](/source/Parallel_(EP)), a 2017 EP by GFriend
- "[The Parallel](/source/The_Parallel)", an episode of the TV series *The Twilight Zone*

## Music

- [Parallel harmony](/source/Parallel_harmony), a music composition technic
- [Parallel key](/source/Parallel_key)

## Other uses

- Parallel, a type of trench; see [Siege#Age of gunpowder](/source/Siege#Age_of_gunpowder)
- [Avinguda del Paral·lel](/source/Avinguda_del_Paral%C2%B7lel)
- [Parallel (filling stations)](/source/Parallel_(filling_stations)), an operator in Ukraine's oil wholesale and retail markets
- [Paral·lel station](/source/Paral%C2%B7lel_station), a Barcelona Metro station

## See also

- [Parallels (disambiguation)](/source/Parallels_(disambiguation))
- [Parallel lines (disambiguation)](/source/Parallel_lines_(disambiguation))
- [Parallel universe (disambiguation)](/source/Parallel_universe_(disambiguation))
- [Parallel World (disambiguation)](/source/Parallel_World_(disambiguation))

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Adapted from the Wikipedia article [Parallel](https://en.wikipedia.org/wiki/Parallel) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Parallel?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.