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Meaning of PERIOD

Pronunciation:  'peereeud

WordNet Dictionary
  1. [n]  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"
  2. [n]  the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause; "the women were sickly and subject to excessive menstruation"; "a woman does not take the gout unless her menses be stopped"--Hippocrates; "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"--Aristotle
  3. [n]  
  4. [n]  the end or completion of something; "death put a period to his endeavors"; "a change soon put a period to my tranquility"
  5. [n]  a unit of geological time during which a system of rocks formed; "ganoid fishes swarmed during the earlier geological periods"
  6. [n]  one of three periods of play in hockey games
  7. [n]  the interval taken to complete one cycle of a regularly repeating phenomenon
  8. [n]  a stage in the history of a culture having a definable place in space and time; "a novel from the Victorian period"

PERIOD is a 6 letter word that starts with P.


 Synonyms: catamenia, flow, full point, full stop, geological period, historic period, historical period, menses, menstruation, point, stop
 See Also: Age of Fishes, Age of Man, bimester, bimillenary, bimillennium, calendar day, calendar week, Cambrian, Cambrian period, Carboniferous, Carboniferous period, century, civil day, continuance, Cretaceous, Cretaceous period, dark, day, daylight, daytime, decade, decennary, decennium, Devonian, Devonian period, discharge, downtime, duration, elapsed time, emission, end, ending, epoch, era, eve, evening, expelling, festival, field day, forenoon, fortnight, fundamental measure, fundamental quantity, geologic time, geological era, geological time, glacial epoch, glacial period, half-century, hebdomad, hospitalization, hours, hypermenorrhea, ice age, Indian summer, interval, Jurassic, Jurassic period, lactation, life, lifespan, lifetime, Lower Carboniferous, Lower Carboniferous period, lustrum, menorrhagia, millennium, Missippian period, Mississippian, morn, morning, morning time, night, nighttime, occupation, oligomenorrhea, Olympiad, orbit period, Ordovician, Ordovician period, past, Pennsylvanian, Pennsylvanian period, period, period of play, period of time, Permian, Permian period, play, playing period, point, point in time, puerperium, punctuation, punctuation mark, quarter-century, Quaternary, Quaternary period, Saint Martin's summer, school, schooltime, semester, shelf life, Silurian, Silurian period, suspension point, Tertiary, Tertiary period, test period, time, time frame, time interval, time of life, time off, time period, travel time, trial period, Triassic, Triassic period, twelvemonth, two weeks, Upper Carboniferous, Upper Carboniferous period, uptime, week, weekend, work time, year, yr



Webster's 1913 Dictionary
  1. \Pe"ri*od\, n. [L. periodus, Gr. ? a going round, a way
    round, a circumference, a period of time; ? round, about + ?
    a way: cf. F. p['e]riode.]
    1. 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
    2. Hence: A stated and recurring interval of time; more
       generally, an interval of time specified or left
       indefinite; a certain series of years, months, days, or
       the like; a time; a cycle; an age; an epoch; as, the
       period of the Roman republic.
             How by art to make plants more lasting than their
             ordinary period.                      --Bacon.
    3. (Geol.) One of the great divisions of geological time; as,
       the Tertiary period; the Glacial period. See the Chart of
    4. The termination or completion of a revolution, cycle,
       series of events, single event, or act; hence, a limit; a
       bound; an end; a conclusion. --Bacon.
             So spake the archangel Michael; then paused, As at
             the world's great period.             --Milton.
             Evils which shall never end till eternity hath a
             period.                               --Jer. Taylor.
             This is the period of my ambition.    --Shak.
    5. (Rhet.) A complete sentence, from one full stop to
       another; esp., a well-proportioned, harmonious sentence.
       ``Devolved his rounded periods.'' --Tennyson.
             Periods are beautiful when they are not too long.
                                                   --B. Johnson.
    Note: The period, according to Heyse, is a compound sentence
          consisting of a protasis and apodosis; according to
          Becker, it is the appropriate form for the
          co["o]rdinate propositions related by antithesis or
          causality. --Gibbs.
    6. (Print.) The punctuation point [.] that marks the end of a
       complete sentence, or of an abbreviated word.
    7. (Math.) One of several similar sets of figures or terms
       usually marked by points or commas placed at regular
       intervals, as in numeration, in the extraction of roots,
       and in circulating decimals.
    8. (Med.) The time of the exacerbation and remission of a
       disease, or of the paroxysm and intermission.
    9. (Mus.) A complete musical sentence.
    {The period}, the present or current time, as distinguished
       from all other times.
    Syn: Time; date; epoch; era; age; duration; limit; bound;
         end; conclusion; determination.
  2. \Pe"ri*od\, v. t.
    To put an end to. [Obs.] --Shak.
  3. \Pe"ri*od\, v. i.
    To come to a period; to conclude. [Obs.] ``You may period
    upon this, that,'' etc. --Felthman.
 Definition: a unit of geological time; a division of an era.
Thesaurus Terms
 Related Terms: accent, accentuation, adjectival phrase, aeon, age, Alexandrine, amount, amphibrach, amphimacer, amplitude, anacrusis, anapest, annual period, antinode, antispast, aphelion, apodosis, apogee, Archean, Archeozoic, arsis, astronomical longitude, autumnal equinox, bacchius, baseball season, basketball season, bass passage, beat, boundary, bourdon, bridge, burden, cadence, caesura, caliber, Cambrian, Carboniferous, catalexis, catamenia, catamenial discharge, catastrophe, ceasing, celestial equator, celestial longitude, celestial meridian, Cenozoic, cessation, chloriamb, chloriambus, chorus, chronology, circle, clause, close, closing, closure, coda, cold season, colon, colures, Comanchean, comma, compass, concert season, conclusion, construction, consummation, continuity, counterpoint, courses, crack of doom, crest, Cretaceous, cretic, culmination, curtain, curtains, cut, dactyl, days, de Broglie wave, death, decease, degree, denouement, destination, destiny, development, Devonian, diaeresis, diffraction, dimeter, dipody, discontinuance, division, dochmiac, doom, dry season, duration, duree, ecliptic, effect, electromagnetic wave, elegiac, elegiac couplet, elegiac pentameter, emphasis, end, end point, ending, envoi, Eocene, epilogue, epitrite, epoch, equator, equinoctial, equinoctial circle, equinoctial colure, equinox, era, eschatology, expiration, exposition, expression, extent, fate, feminine caesura, figure, final solution, final twitch, final words, finale, finality, finis, finish, flowers, folderol, foot, football season, frequency, frequency band, frequency spectrum, full stop, galactic longitude, geocentric longitude, geodetic longitude, Glacial, goal, grade, great circle, guided wave, harmonic close, headed group, height, heliocentric longitude, heptameter, heptapody, heroic couplet, hexameter, hexapody, Holocene, iamb, iambic, iambic pentameter, ictus, idiom, idiotism, in phase, interference, interlude, intermezzo, interval, introductory phrase, ionic, izzard, jingle, juncture, last, last breath, last gasp, last things, last trumpet, last words, lastingness, latter end, leap, level, light, lilt, locution, longitude, longitudinal wave, Lower Cretaceous, Lower Tertiary, manner of speaking, mark, masculine caesura, measure, mechanical wave, menses, menstrual discharge, menstruation, meridian, Mesozoic, meter, metrical accent, metrical foot, metrical group, metrical unit, metron, Miocene, Mississippian, molossus, monthlies, mora, movement, musical phrase, musical sentence, node, notch, noun phrase, nuance, numbers, off season, Oligocene, omega, orbit, ornament, out of phase, paeon, Paleocene, Paleozoic, paragraph, part, pas, passage, patch, pause, payoff, peculiar expression, peg, Pennsylvanian, pentameter, pentapody, perigee, perihelion, periodic wave, periodicity, periods, Permian, peroration, phrasal idiom, phrase, pitch, plane, plateau, Pleistocene, Pliocene, point, Precambrian, proceleusmatic, proportion, Proterozoic, psychological time, pyrrhic, quantity, Quaternary, quietus, radio wave, rainy season, range, ratio, ray, reach, Recent, refrain, reinforcement, remove, resolution, resonance, resonance frequency, response, resting place, rhythm, ritornello, round, rung, scale, scope, season, seasonableness, seasonality, section, seismic wave, semicolon, sentence, set phrase, shade, shadow, shock wave, Silurian, small circle, social season, solstitial colure, sound wave, space, space-time, span, spell, spondee, sprung rhythm, stair, standard, standard phrase, stanza, statement, step, stint, stop, stoppage, stopping place, strain, stress, stretch, surface wave, swan song, swing, syntactic structure, syzygy, tailpiece, tense, term, terminal, termination, terminus, Tertiary, tetrameter, tetrapody, tetraseme, that time, the curse, the future, the past, the present, the season, thesis, tidal wave, tide, time, time of year, timebinding, trajectory, transverse wave, tread, Triassic, tribrach, trimeter, tripody, triseme, trochee, trough, turn of expression, turn of phrase, tutti, tutti passage, Upper Cretaceous, Upper Tertiary, usage, utterance, variation, verb complex, verb phrase, verbalism, vernal equinox, verse, wave, wave equation, wave motion, wave number, wavelength, way of speaking, while, windup, word-group, years, Z, zodiac, zone