Definition of Period

1. Noun. An amount of time. "Picasso's blue period"

Exact synonyms: Period Of Time, Time Period
Generic synonyms: Fundamental Measure, Fundamental Quantity
Specialized synonyms: Test Period, Trial Period, Time Frame, Hours, Downtime, Uptime, Work Time, Time Off, Bout, Hospitalization, Travel Time, Times, Time, Elapsed Time, Continuance, Duration, Calendar Week, Week, Midweek, Field Day, Life, Life-time, Lifespan, Lifetime, Life, Life, Millenary, Millennium, Bimillenary, Bimillennium, Occupation, Past, Shelf Life, Puerperium, Lactation, Time Of Life, Calendar Day, Civil Day, Festival, Day, Daylight, Daytime, Forenoon, Morn, Morning, Morning Time, Dark, Night, Nighttime, Night, Night, Night, Eve, Evening, Hebdomad, Week, Fortnight, Two Weeks, Weekend, Indian Summer, Saint Martin's Summer, Year, School, School Day, Schooltime, Twelvemonth, Year, Yr, Year, Semester, Bimester, Olympiad, Lustrum, Decade, Decennary, Decennium, Century, Quadrennium, Quinquennium, Half-century, Quarter-century, Quarter, Phase Of The Moon, Day, Calendar Month, Month, Mid-january, Mid-february, Mid-march, Mid-april, Mid-may, Mid-june, Mid-july, Mid-august, Mid-september, Mid-october, Mid-november, Mid-december, Time Limit, Term, Trimester, Hour, Silly Season, Golden Age, Silver Age, Bronze Age, Iron Age, Great Year, Platonic Year, Regulation Time, Extra Time, Overtime, Season, Time Of Year, Canicular Days, Canicule, Dog Days, Midwinter, Season, Season, Age, Long Time, Years, Long Haul, Long Run, Drought, Drouth, Epoch, Era, Generation, Prehistoric Culture, Prehistory, Reign, Run, Early Days, Youth, Dawn, Evening, Time, Nap, Sleep, Lease, Term Of A Contract, Half Life, Half-life, Lunar Time Period, Tide, Phase, Stage, Multistage, Watch, Peacetime, Wartime, Duty Tour, Enlistment, Hitch, Term Of Enlistment, Tour, Tour Of Duty, Honeymoon, Indiction, Prohibition, Prohibition Era, Incubation Period, Rainy Day, Noviciate, Novitiate, Bloom, Blossom, Efflorescence, Flower, Flush, Heyday, Peak, Prime, Running Time, Clotting Time, Air Alert, Question Time, Real Time, Real Time, Study Hall, Usance, Window
Specialized synonyms: Bronze Age, Iron Age, Stone Age, Eolithic, Eolithic Age, Palaeolithic, Paleolithic, Paleolithic Age, Lower Paleolithic, Middle Paleolithic, Upper Paleolithic, Epipaleolithic, Mesolithic, Mesolithic Age, Neolithic, Neolithic Age, New Stone Age, Great Schism

2. Noun. The interval taken to complete one cycle of a regularly repeating phenomenon.
Generic synonyms: Interval, Time Interval
Specialized synonyms: Orbit Period
Derivative terms: Periodical

3. Noun. (ice hockey) one of three divisions into which play is divided in hockey games.
Category relationships: Hockey, Hockey Game, Ice Hockey
Generic synonyms: Division, Part, Section
Group relationships: Period Of Play, Play, Playing Period

4. Noun. A unit of geological time during which a system of rocks formed. "Ganoid fishes swarmed during the earlier geological periods"

5. Noun. The end or completion of something. "A change soon put a period to my tranquility"
Language type: Figure, Figure Of Speech, Image, Trope
Generic synonyms: End, Ending

6. Noun. The monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause. "The semen begins to appear in males and to be emitted at the same time of life that the catamenia begin to flow in females"
Exact synonyms: Catamenia, Flow, Menses, Menstruation, Menstruum
Generic synonyms: Discharge, Emission, Expelling
Specialized synonyms: Hypermenorrhea, Menorrhagia, Oligomenorrhea
Derivative terms: Catamenial, Flow, Menstruate

7. Noun. A punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations. "In England they call a period a stop"
Exact synonyms: Full Point, Full Stop, Point, Stop
Generic synonyms: Punctuation, Punctuation Mark
Specialized synonyms: Suspension Point
Derivative terms: Point, Point, Point

Definition of Period

1. n. A portion of time as limited and determined by some recurring phenomenon, as by the completion of a revolution of one of the heavenly bodies; a division of time, as a series of years, months, or days, in which something is completed, and ready to recommence and go on in the same order; as, the period of the sun, or the earth, or a comet.

2. v. t. To put an end to.

3. v. i. To come to a period; to conclude. [Obs.] "You may period upon this, that," etc.

Definition of Period

1. Adjective. Appropriate for a given historical era. ¹

2. Adjective. (context: of a film, or play, or similar) Set in and designed to evoke a particular historical period, especially through the use of elaborate costumes and scenery. ¹

3. Interjection. (chiefly North America) And nothing else; and nothing less; used for emphasis. ¹

4. Noun. (obsolete medicine) The length of time for a disease to run its course. (defdate 15th-19th c.) ¹

5. Noun. An end or conclusion; the final point of a process etc. (defdate from 16th c.) ¹

6. Noun. A period of time in history seen as a single coherent entity; an epoch, era. (defdate from 16th c.) ¹

7. Noun. (rhetoric) A complete sentence, especially one expressing a single thought or making a balanced, rhythmic whole. (defdate from 16th c.) ¹

8. Noun. (context: now chiefly North America) The punctuation mark “'''.'''” (indicating the ending of a sentence or marking an abbreviation). ¹

9. Noun. A length of time. (defdate from 17th c.) ¹

10. Noun. The length of time during which the same characteristics of a periodic phenomenon recur, such as the repetition of a wave or the rotation of a planet. (defdate from 17th c.) ¹

11. Noun. (obsolete) A specific moment during a given process; a point, a stage. (defdate 17th-19th c.) ¹

12. Noun. Female menstruation. (defdate from 18th c.) ¹

13. Noun. A section of an artist's, writer's (etc.) career distinguished by a given quality, preoccupation etc. (defdate from 19th c.) ¹

14. Noun. Each of the divisions into which a school day is split, allocated to a given subject or activity. (defdate from 19th c.) ¹

15. Noun. (context: chiefly North America) Each of the intervals into which various sporting events are divided. (defdate from 19th c.) ¹

16. Noun. (chemistry) A row in the periodic table of the elements. (defdate from 19th c.) ¹

17. Noun. (genetics) A ''Drosophila'' gene which gene product is involved in regulation of the circadian rhythm ¹

18. Noun. (music) two phrases (an antecedent and a consequent phrase) ¹

¹ Source: wiktionary.com

Definition of Period

1. a portion of time [n -S]

Medical Definition of Period

1. Drosophila gene regulating circadian rhythm. See: timeless. This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Period Pictures

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Lexicographical Neighbors of Period

perineuria
perineurial
perineuritis
perineurium
perineuronal
perineuronal satellite
perinormal
perinuclear
perinuclear cataract
perinuclear space
perinucleolar
perinæa
perinæal
perinæum
periocular
period (current term)
period doubling
period of play
period of time
period pants
period piece
period pieces
period play
periodate
periodates
perioded
periodentosis
periodic
periodic-table
periodic acid

Literary usage of Period

Below you will find example usage of this term as found in modern and/or classical literature:

1. Revolutionary Europe, 1789-1815 by Henry Morse Stephens (1904)
"INTRODUCTION The period from to an Era of Transition—The Principles propounded ... THE period from to—that is, the era of the French Revolution and of the ..."

2. Revolutionary Europe, 1789-1815 by Henry Morse Stephens (1900)
"INTRODUCTION The period from to an Era of Transition—The Principles propounded ... THE period from to—that is, the era of the French Revolution and of the ..."

3. History of Manufactures in the United States by Victor Selden Clark (1916)
"Colonial period,. Influence of England's industrial development upon colonial ... COLONIAL period. So long as the British settlements in America were ..."

4. History of the United States of America, Under the Constitution by James Schouler (1913)
"period OF FORTIETH CONGRESS. March 4,-March 4,. ... We are now at half a century's perspective from the period of Abraham Lincoln's tragic administration; ..."

5. Geology by Thomas Chrowder Chamberlin, Rollin D. Salisbury (1906)
"THE TRIASSIC period. THE crustal movements which affected the North American continent during the closing period of the Paleozoic era, and the accompanying ..."

6. Geology by Thomas Chrowder Chamberlin, Rollin D. Salisbury (1906)
"THE TRIASSIC period. THE crustal movements which affected the North American continent during the closing period of the Paleozoic era, and the accompanying ..."

7. Geology by Thomas Chrowder Chamberlin, Rollin D. Salisbury (1906)
"THE TRIASSIC period. THE crustal movements which affected the North American continent during the closing period of the Paleozoic era, and the accompanying ..."

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