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   Pe·ri·od

   /ˈpirēəd/

   

   noun

   • 1. a length or portion of time: "he had long periods of depression" Similar timespellintervalstretchtermspanphasesessionboutrunspacedurationchapterstagewhileinformal:patch
   • ▪ a portion of time in the life of a nation, civilization, etc. characterized by the same prevalent features or conditions: "the early medieval period" Similar eraageepochtimedaysyearseongenerationdate
   • ▪ a major division of geological time that is a subdivision of an era and is itself subdivided into epochs, corresponding to a system in chronostratigraphy: "the Cretaceous period"
   • ▪ one of the set divisions of the day in a school allocated to a lesson or other activity: "two periods of PE are allocated on the timetable" Similar lessonclasssession
   • ▪ each of the intervals into which the playing time of a sporting event is divided: "the Lightnings ran at the Leafs hard in a very rough first period"
   • 2. the interval of time between successive occurrences of the same state in an oscillatory or cyclic phenomenon, such as a mechanical vibration, an alternating current, a variable star, or an electromagnetic wave.
   • ▪ the time taken by a celestial object to rotate around its axis, or to make one circuit of its orbit.
   • ▪ the interval between successive equal values of a periodic function.
   • 3. a flow of blood and other material from the lining of the uterus, occurring in nonpregnant women at intervals of about 28 days between puberty and menopause and typically lasting for a few days: "she's got her period" Similar menstruationmenstrual flowinformal:the cursemonthliestime of the monthtechnical:mensesarchaic:timerare:flowers
   • 4. a punctuation mark (.) used at the end of a sentence or an abbreviation. North American Similar pointstopfull stopfull point
   • ▪ added to the end of a statement to indicate that no further discussion is possible or desirable: informal North American "he is the sole owner of the trademark, period" Similar and that's thatand that is the end of the matterfinisfull stop
   • 5. a set of elements occupying an entire horizontal row in the periodic table.
   • 6. a complex sentence, especially one consisting of several clauses, constructed as part of a formal speech or oration.
   • ▪ a complete idea, typically consisting of two or four phrases.

   adjective

   • 1. belonging to or characteristic of a past historical time, especially in style or design: "a splendid selection of period furniture"

   Word Origin late Middle English (denoting the time during which something, especially a disease, runs its course): from Old French periode, via Latin from Greek periodos ‘orbit, recurrence, course’, from peri- ‘around’ + hodos ‘way, course’. The sense ‘portion of time’ dates from the early 17th century.

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2. People also ask

   What does period mean in a sentence?

   • Period definition: a rather large interval of time that is meaningful in the life of a person, in history, etc., because of its particular characteristics. See examples of PERIOD used in a sentence.

   PERIOD Definition & Meaning | Dictionary.com

   www.dictionary.com/browse/period

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   What does period mean?

   • Get a quick, free translation! PERIOD meaning: 1. a length of time: 2. a fixed time during the life of a person or in history: 3. in school, a…. Learn more.

   PERIOD | definition in the Cambridge English Dictionary

   dictionary.cambridge.org/us/dictionary/english/period

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   What is a period of time?

   • a rather large interval of time that is meaningful in the life of a person, in history, etc., because of its particular characteristics: a period of illness; a period of great profitability for a company; a period of social unrest in Germany. any specified division or portion of time: poetry of the period from 1603 to 1660.

   PERIOD Definition & Meaning | Dictionary.com

   www.dictionary.com/browse/period

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   What is a period in history?

   • A period is a length of time. ...for a limited period only. A period in the life of a person, organization, or society is a length of time which is remembered for a particular situation or activity. The South African years were his most creative period. A particular length of time in history is sometimes called a period.

   PERIOD definition and meaning | Collins English Dictionary

   www.collinsdictionary.com/dictionary/english/period

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3. dictionary.cambridge.org › english › periodPERIOD | definition in the Cambridge English Dictionary

   dictionary.cambridge.org › english › period

   • Cached

   Learn the meaning of period as a noun in different contexts, such as time, blood, mark, and history. Find out how to use period in sentences and phrases with examples and synonyms.

4. dictionary.cambridge.org › dictionary › englishPERIOD | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › dictionary › english

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   Learn the meanings and uses of the word period in different contexts, such as time, blood, mark, and science. Find out how to pronounce period and see examples from the Cambridge English Corpus.

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6. www.merriam-webster.com › dictionary › periodPeriod Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › period

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   Period is a noun or adjective that can mean the completion of a cycle, a series of events, or an action; a point used to mark the end of a sentence or an abbreviation; a portion of time determined by some recurring phenomenon; or a division of time. See synonyms, examples, etymology, and more.

7. www.dictionary.com › browse › periodPERIOD Definition & Meaning | Dictionary.com

   www.dictionary.com › browse › period

   • Cached

   Period is a noun that means a rather large interval of time, a division of time, a sentence mark, or a historical period. It can also be an adjective that means relating to a historical period or its styles. See synonyms, origin, and usage examples from various sources.

8. www.vocabulary.com › dictionary › periodPeriod - Definition, Meaning & Synonyms | Vocabulary.com

   www.vocabulary.com › dictionary › period

   A period is all about defining when something begins and ends. Class periods usually last about forty-five minutes. Following the last food fight, there was a period of relative peace in the school.

9. dictionary.cambridge.org › learner-english › periodPERIOD | meaning - Cambridge Learner's Dictionary

   dictionary.cambridge.org › learner-english › period

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   Learn the meaning of period as a noun in English, with different uses and contexts. Find out how to pronounce period, how to use it in sentences, and how to translate it in other languages.

10. www.collinsdictionary.com › dictionary › englishPERIOD definition and meaning | Collins English Dictionary

    www.collinsdictionary.com › dictionary › english

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    4 days ago · A period is a length of time, a part of history, a punctuation mark, or a part of a sentence. Learn the various meanings and uses of period with synonyms, examples, and pronunciation.