Editing Period

{{pp-vandalism|small=yes}}
{{wiktionary|period|periodic}}
'''Period''' may refer to:
{{toc right}}
==Common uses==
* [[Period (punctuation)]]
* [[Era]], a length or span of time
*[[Menstruation]], commonly referred to as a "period"

==Arts, entertainment, and media==
* [[Period (music)]], a concept in musical composition
* [[Periodic sentence]] (or rhetorical period), a concept in grammar and literary style.
* Period, a descriptor for a historical or [[period drama]]
* Period, a timeframe in which a particular style of [[antique furniture]] or some other work of art was produced, such as the "Edwardian period"
* ''[[Period (Another American Lie)]]'', a 1987 album by B.A.L.L.
* [[Period (Kesha album)|''Period'' (Kesha album)]], an upcoming album by Kesha
* [[Period (mixtape)|''Period'' (mixtape)]], a 2018 mixtape by City Girls
* ''Period'', the final book in Dennis Cooper's [[Dennis Cooper#George Miles Cycle|George Miles cycle]] of novels
* ''[[Periods.]]'', a comedy film series

==Mathematics==
* In a [[repeating decimal]], the length of the repetend
* [[Period of a function]], length or duration after which a function repeats itself
* [[Period (algebraic geometry)]], numbers that can be expressed as integrals of algebraic differential forms over algebraically defined domains, forming a ring

== Science ==
* [[Period (gene)]], a gene in ''Drosophila'' involved in regulating circadian rhythm
*  [[Period (periodic table)]], a horizontal row of the periodic table
* "Period-" or "per-iod-", in some chemical compounds, "per" refers to oxidation state, and "iod" refers to the compound containing [[iodine]]
* [[Unit of time]] or timeframe
**[[Period (geology)]], a subdivision of geologic time
**[[Period (physics)]], the duration of time of one cycle in a repeating event
** [[Orbital period]], the time needed for one object to complete an orbit around another
** [[Rotation period]], the time needed for one object to complete a revolution
* [[Wavelength]], the spatial period of a periodic wave
*[[Sentence (linguistics)]], especially when discussing complex sentences in Latin syntax

== Other uses ==
* [[Period (school)]], a class meeting time in schools
* [[Period (ice hockey)]], a division of play in an ice hockey game
* [[Accounting period]], often shortened to "period" in business, an accounting timeframe analogous to a month
* ''[[Periodt]]'', slang of ''period'' used as an interjection

==See also==
* [[Duration (disambiguation)]]
* [[Full stop (disambiguation)]]
* [[Periodicity (disambiguation)]]
* [[Periodization]]
* [[List of time periods]]
* [[History by period]]

{{disambiguation}}