Open
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{{Wiktionary}}
'''Open''' may refer to:
In philosophy
*[[Openness]], term being used to define the basis of how various groups and organizations operate.
In '''mathematics'''
* [[Open problem]], a well-defined problem with no known solution in science and mathematics
* [[Open set]], set in topology and related fields of mathematics
* Opening, an operator in [[mathematical morphology]]
In '''music''':
* [[Open (album)|''Open'' (album)]], 2004 album by Shaznay Lewis
* [[Open (band)|''Open'' (band)]], Australian pop/rock band
In '''other fields''':
* [[open (application)]], Nextstep & Mac OS X command line application that opens its argument(s) in the GUI as if the user had double clicked
* [[Open circuit]], in [[electronics]], the absence of a load through which electric current would flow.
* [[Open-source software]], computer software modifiable by all, where users are treated as co-developers.
* [[Open (magazine)]], a lifestyle Mexican publication.
* [[Open (sport)]], type of competition in tennis and golf where entry is open to all qualifiers regardless of age
* [[Open vowel]], vowel sound of a type used in most spoken languages
* [[Open....]], the original interactive television service on BSkyBs Sky Digital platform
* [[Organization of Pakistani Entrepreneurs of North America]], inclusive, not-for-profit organization.
* ''[[Open Season (film)|Open Season]]'', a movie made in Sony Animation.
* the [[C POSIX library]] function {{man|2|open|||inline}}, defined in [[fcntl.h]] and used for [[C file input/output]]
==See also==
* [[Open-ended]]
* [[Open mind]]
* [[Open system]]
* [[Closed]]
{{disambig}}
[[de:Offen]]
[[es:Abierto]]
[[fr:Ouvert]]
[[ja:オープン]]
[[pt:Aberto (desambiguação)]]