period

Noun
  1. is a type of: fundamental measure, fundamental quantity - one of the four quantities that are the basis of systems of measurement
    subtypes:
    • test period, trial period - a period of time during which someone or something is tested
    • time frame - a time period during which something occurs or is expected to occur
    • grace, grace period - a period of time past the deadline for fulfilling an obligation during which a penalty that would be imposed for being late is waived, especially an extended period granted as a special favor
    • hours - an indefinite period of time
    • downtime - a period of time when something (as a machine or factory) is not operating (especially as a result of malfunctions)
    • uptime - a period of time when something (as a machine or factory) is functioning and available for use
    • work time - a time period when you are required to work
    • time off - a time period when you are not required to work
    • bout - a period of illness
    • hospitalization - a period of time when you are confined to a hospital
    • travel time - a period of time spent traveling
    • times - a more or less definite period of time now or previously present
    • time - an indefinite period (usually marked by specific attributes or activities)
    • elapsed time - the time that elapses while some event is occurring
    • continuance, duration - the period of time during which something continues
    • calendar week, week - a period of seven consecutive days starting on Sunday
    • midweek - the middle of a week
    • field day - a time of unusual pleasure and success
    • life, life-time, lifespan, lifetime - the period during which something is functional (as between birth and death)
    • life - the period between birth and the present time
    • life - the period from the present until death
    • millenary, millennium - a span of 1000 years
    • bimillenary, bimillennium - a span of 2000 years
    • occupation - the period of time during which a place or position or nation is occupied
    • past - a earlier period in someone's life (especially one that they have reason to keep secret)
    • shelf life - the length of time a packaged food or drug will last without deteriorating
    • puerperium - time period following childbirth when the mother's uterus shrinks and the other functional and anatomic changes of pregnancy are resolved
    • lactation - the period following birth during which milk is secreted
    • time of life - a period of time during which a person is normally in a particular life state
    • calendar day, civil day - a day reckoned from midnight to midnight
    • festival - a day or period of time set aside for feasting and celebration
    • day, daylight, daytime - the time after sunrise and before sunset while it is light outside
    • forenoon, morn, morning, morning time - the time period between dawn and noon
    • dark, night, nighttime - the time after sunset and before sunrise while it is dark outside
    • night - the time between sunset and midnight
    • night - the period spent sleeping
    • night - a period of ignorance or backwardness or gloom
    • eve - the period immediately before something
    • evening - the early part of night (from dinner until bedtime) spent in a special way
    • hebdomad, week - any period of seven consecutive days
    • fortnight, two weeks - a period of fourteen consecutive days
    • weekend - a time period usually extending from Friday night through Sunday; more loosely defined as any period of successive days including one and only one Sunday
    • indian summer, saint martin's summer - a period of unusually warm weather in the autumn
    • year - the period of time that it takes for a planet (as, e.g., Earth or Mars) to make a complete revolution around the sun
    • school, school day, schooltime - the period of instruction in a school; the time period when school is in session
    • twelvemonth, year, yr - a period of time containing 365 (or 366) days
    • year - a period of time occupying a regular part of a calendar year that is used for some particular activity
    • semester - half a year; a period of 6 months
    • bimester - a period of 2 months
    • olympiad - one of the four-year intervals between Olympic Games; used to reckon time in ancient Greece for twelve centuries beginning in 776 BC
    • lustrum - a period of five years
    • decade, decennary, decennium - a period of 10 years
    • century - a period of 100 years
    • quadrennium - a period of four years
    • quinquennium - a period of five years
    • half-century - a period of 50 years
    • quarter-century - a period of 25 years
    • quarter - a fourth part of a year; three months
    • phase of the moon - a time when the Moon presents a particular recurring appearance
    • day - the period of time taken by a particular planet (e.g. Mars) to make a complete rotation on its axis
    • calendar month, month - one of the twelve divisions of the calendar year
    • mid-january - the middle part of January
    • mid-february - the middle part of February
    • mid-march - the middle part of March
    • mid-april - the middle part of April
    • mid-may - the middle part of May
    • mid-june - the middle part of June
    • mid-july - the middle part of July
    • mid-august - the middle part of August
    • mid-september - the middle part of September
    • mid-october - the middle part of October
    • mid-november - the middle part of November
    • mid-december - the middle part of December
    • time limit - a time period within which something must be done or completed
    • term - a limited period of time
    • trimester - a period of three months; especially one of the three three-month periods into which human pregnancy is divided
    • hour - a special and memorable period
    • silly season - a time usually late summer characterized by exaggerated news stories about frivolous matters for want of real news
    • golden age - (classical mythology) the first and best age of the world, a time of ideal happiness, prosperity, and innocence; by extension, any flourishing and outstanding period
    • silver age - (classical mythology) the second age of the world, characterized by opulence and irreligion; by extension, a period secondary in achievement to a golden age
    • bronze age - (classical mythology) the third age of the world, marked by war and violence
    • iron age - (classical mythology) the last and worst age of the world
    • great year, platonic year - time required for one complete cycle of the precession of the equinoxes, about 25,800 years
    • regulation time - (sports) the normal prescribed duration of a game
    • extra time, overtime - playing time beyond regulation, to break a tie
    • season, time of year - one of the natural periods into which the year is divided by the equinoxes and solstices or atmospheric conditions
    • canicular days, canicule, dog days - the hot period between early July and early September; a period of inactivity
    • midwinter - the middle of winter
    • season - a recurrent time marked by major holidays
    • season - a period of the year marked by special events or activities in some field
    • age, long time, years - a prolonged period of time
    • long haul, long run - a period of time sufficient for factors to work themselves out
    • drought, drouth - a prolonged shortage
    • epoch, era - a period marked by distinctive character or reckoned from a fixed point or event
    • generation - the normal time between successive generations
    • prehistoric culture, prehistory - the time during the development of human culture before the appearance of the written word
    • reign - a period during which something or somebody is dominant or powerful
    • run - the continuous period of time during which something (a machine or a factory) operates or continues in operation
    • early days, youth - an early period of development
    • dawn - an opening time period
    • evening - a later concluding time period
    • time - a period of time considered as a resource under your control and sufficient to accomplish something
    • nap, sleep - a period of time spent sleeping
    • lease, term of a contract - the period of time during which a contract conveying property to a person is in effect
    • half life, half-life - the time required for something to fall to half its initial value (in particular, the time for half the atoms in a radioactive substance to disintegrate)
    • lunar time period, tide - there are usually two high and two low tides each day
    • phase, stage - any distinct time period in a sequence of events
    • multistage - occurring in more than one stage
    • watch - the period during which someone (especially a guard) is on duty
    • peacetime - a period of time during which there is no war
    • wartime - a period of time during which there is armed conflict
    • duty tour, enlistment, hitch, term of enlistment, tour, tour of duty - a period of time spent in military service
    • honeymoon - the early (usually calm and harmonious) period of a relationship; business or political
    • indiction - a 15-year cycle used as a chronological unit in ancient Rome and adopted in some medieval kingdoms
    • prohibition, prohibition era - the period from 1920 to 1933 when the sale of alcoholic beverages was prohibited in the United States by a constitutional amendment
    • incubation period - the period between infection and the appearance of symptoms of the disease
    • rainy day - a (future) time of financial need
    • noviciate, novitiate - the period during which you are a novice (especially in a religious order)
    • bloom, blossom, efflorescence, flower, flush, heyday, peak, prime - the period of greatest prosperity or productivity
    • running time - the length of time that a movie or tv show runs
    • clotting time - the time it takes for a sample of blood to clot; used to diagnose some clotting disorders
    • air alert - the time period during which military and civilian agencies are prepared for an enemy air attack
    • question time - a period during a parliamentary session when members of British Parliament may ask questions of the ministers
    • real time - (computer science) the time it takes for a process under computer control to occur
    • real time - the actual time that it takes a process to occur
    • study hall - a period of time during the school day that is set aside for study
    • usance - the period of time permitted by commercial usage for the payment of a bill of exchange (especially a foreign bill of exchange)
    • window - the time period that is considered best for starting or finishing something
    specific instances:
    • bronze age - (archeology) a period between the Stone and Iron Ages, characterized by the manufacture and use of bronze tools and weapons
    • iron age - (archeology) the period following the Bronze Age; characterized by rapid spread of iron tools and weapons
    • stone age - (archeology) the earliest known period of human culture, characterized by the use of stone implements
    • eolithic, eolithic age - the earliest part of the Stone Age marked by the earliest signs of human culture
    • palaeolithic, paleolithic, paleolithic age - second part of the Stone Age beginning about 750,000 to 500,000 years BC and lasting until the end of the last ice age about 8,500 years BC
    • lower paleolithic - the oldest part of the Paleolithic Age with the emergence of the hand ax; ended about 120,000 years ago
    • middle paleolithic - the time period of Neanderthal man; ended about 35,000 years BC
    • upper paleolithic - the time period during which only modern Homo sapiens was known to have existed; ended about 10,000 years BC
    • epipaleolithic, mesolithic, mesolithic age - middle part of the Stone Age beginning about 15,000 years ago
    • neolithic, neolithic age, new stone age - latest part of the Stone Age beginning about 10,000 BC in the Middle East (but later elsewhere)
    • great schism - the period from 1378 to 1417 during which there were two papacies in the Roman Catholic Church, one in Rome and one in Avignon
    same as: period of time, time period
  2. is a type of: interval, time interval - a definite length of time marked off by two instants
    subtypes: orbit period - the time it takes to complete one full orbit around a celestial body
  3. referred to in: hockey, hockey game, ice hockey - a game played on an ice rink by two opposing teams of six skaters each who try to knock a flat round puck into the opponents' goal with angled hockey sticks
    is a type of: division, part, section - one of the portions into which something is regarded as divided and which together constitute a whole
    is a part of: period of play, play, playing period - (in games or plays or other performances) the time during which play proceeds
  4. is a type of: geologic time, geological time - the time of the physical formation and development of the earth (especially prior to human history)
    subtypes: glacial epoch, glacial period, ice age - any period of time during which glaciers covered a large part of the earth's surface
    specific instances:
    has: epoch - a unit of geological time that is a subdivision of a period and is itself divided into ages
    is a part of: era, geological era - a major division of geological time; an era is usually divided into two or more periods
    same as: geological period
  5. domain usage: figure, figure of speech, image, trope - language used in a figurative or nonliteral sense
    is a type of: end, ending - the point in time at which something ends
  6. is a type of: discharge, emission, expelling - any of several bodily processes by which substances go out of the body
    subtypes:
    • hypermenorrhea, menorrhagia - abnormally heavy or prolonged menstruation; can be a symptom of uterine tumors and can lead to anemia if prolonged
    • oligomenorrhea - abnormally light or infrequent menstruation
    same as: catamenia, flow, menses, menstruation, menstruum
  7. is a type of: punctuation, punctuation mark - the marks used to clarify meaning by indicating separation of words into sentences and clauses and phrases
    subtypes: suspension point - (usually plural) one of a series of points indicating that something has been omitted or that the sentence is incomplete
    same as: full point, full stop, point, stop

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