Editing Cog

{{Wiktionary}}
A '''cog''' is a tooth of a [[gear|gear or cogwheel]] or the gear itself.

'''Cog''', '''COG''', '''CoG''', or '''The Cog'''  may also refer to:
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==Science and engineering==
* Rear [[sprocket]] of a bicycle
* [[Cog (ship)]], a type of sailboat from the 10th century onward
* Center of gravity, a spatial point related to an object's [[center of mass]]
* Cluster of Orthologous Groups of proteins; see [[Sequence homology#Orthology|Sequence homology]] and [[MicrobesOnline]]
*[[Conserved oligomeric Golgi complex]], that includes COG2, COG4, etc.
*[[INSEE code]] (also ''code officiel géographique''), a numerical indexing code used by the French National Institute for Statistics and Economic Studies
*[[Mount Washington Cog Railway]], the world's first mountain-climbing cog railway
*[[OpenCog]], a project that aims to build an open source artificial general intelligence framework
* Chip on Glass; see [[Liquid-crystal display]]

==Entertainment and media==
* ''[[C.O.G.]]'', a 2013 American drama
* [[The Changing of the Guard (The Twilight Zone)|"The Changing of the Guard" (''The Twilight Zone'')]], a 1962 episode of the TV series ''The Twilight Zone''
* [[Cog (advertisement)|"Cog" (advertisement)]], a British television and cinema advertisement launched by Honda
* ''[[Star Wars Jedi Quest 8: The Changing of the Guard]]'', the eighth book in the Star Wars ''Jedi Quest'' series by Jude Watson
* ''COG'', a 2020 novel by [[Greg van Eekhout]]

===Fictional characters===
* Coalition of Ordered Governments, a fictional organization from the [[Gears of War (series)|''Gears of War'' series]]
* Cogs, the fictional antagonists in the MMORPG ''[[Toontown Online]]''
* Cogs, the fictional foot soldiers of ''Power Rangers''{{'}} [[Machine Empire]]
* [[Cog (comics)]], a character from the ''Spawn'' comics

===Music===
* [[Cog (band)]], an Australian progressive rock band
* "[[Changing of the Guards]]", a single from Bob Dylan's 1978 album ''Street-Legal''
* [[The Changing of the Guard (album)|''The Changing of the Guard'' (album)]], 2010 album by indie rock band Starflyer 59
* "Change of the Guard", a song from Steely Dan's 1972 album ''[[Can't Buy a Thrill]]''
* "Changing of the Guard", a song from Exodus' 1990 album ''[[Impact Is Imminent]]''

==Organizations==
* [[Canberra Ornithologists Group]], an Australian ornithological organization
* [[Children's Oncology Group]], a National Cancer Institute supported clinical trials group
* [[Church of God (disambiguation)]], a name used by numerous, mostly unrelated Christian denominational bodies
* [[Council of governments]], regional bodies that exist throughout the United States
* [[Covenant of the Goddess]], a cross-traditional Wiccan group
* The ISO 3166-1 alpha-3 country code for [[Republic of the Congo]]

==Other uses==
*[[Cog (software)]], an open source audio player for macOS
*[[Cog (project)]], a project at the Humanoid Robotics Group of the Massachusetts Institute of Technology
* [[Continuity of government]], defined procedures that allow a government to continue its essential operations in case of catastrophe
* Changing of the Guard (or [[Guard Mounting]]), a formal ceremony in which sentries are relieved by their replacements
* Course over ground, the actual path followed by a vessel from A to B as determined by its [[course (navigation)|course]]

==See also==
* [[Change of gauge (disambiguation)]], with various senses in the airline and rail industries
* [[C0G]], an EIA Class 1 dielectric material with the lowest capacitance/temperature dependence
* [[CoG (disambiguation)]]
* [[COGS (disambiguation)]]
* [[Coq (software)|Coq]], in computer science, Coq is an interactive theorem prover
* [[Kog (disambiguation)]]
* [[System Settings]], an application included with macOS
* [[Settings (Windows)]], a component of Microsoft Windows

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