a period of time when something (as a machine or factory) is not operating (especially as a result of malfunctions)
a period of time when something (as a machine or factory) is functioning and available for use
a earlier period in someone's life (especially one that they have reason to keep secret)
time period following childbirth when the mother's uterus shrinks and the other functional and anatomic changes of pregnancy are resolved
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
the period of time that it takes for a planet (as, e.g., Earth or Mars) to make a complete revolution around the sun
a period of time occupying a regular part of a calendar year that is used for some particular activity
one of the four-year intervals between Olympic Games; used to reckon time in ancient Greece for twelve centuries beginning in 776 BC
the period of time taken by a particular planet (e.g. Mars) to make a complete rotation on its axis
a period of three months; especially one of the three three-month periods into which human pregnancy is divided
a time usually late summer characterized by exaggerated news stories about frivolous matters for want of real news
(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
(classical mythology) the second age of the world, characterized by opulence and irreligion; by extension, a period secondary in achievement to a golden age
time required for one complete cycle of the precession of the equinoxes, about 25,800 years
one of the natural periods into which the year is divided by the equinoxes and solstices or atmospheric conditions
the time during the development of human culture before the appearance of the written word
the continuous period of time during which something (a machine or a factory) operates or continues in operation
a period of time considered as a resource under your control and sufficient to accomplish something
the period of time during which a contract conveying property to a person is in effect
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)
the early (usually calm and harmonious) period of a relationship; business or political
a 15-year cycle used as a chronological unit in ancient Rome and adopted in some medieval kingdoms
the period from 1920 to 1933 when the sale of alcoholic beverages was prohibited in the United States by a constitutional amendment
the time it takes for a sample of blood to clot; used to diagnose some clotting disorders
the time period during which military and civilian agencies are prepared for an enemy air attack
a period during a parliamentary session when members of British Parliament may ask questions of the ministers
(computer science) the time it takes for a process under computer control to occur
the period of time permitted by commercial usage for the payment of a bill of exchange (especially a foreign bill of exchange)
24/7uptime is 24 hours a day 7 days a week
hoursa period of time assigned for work
face timework time spent at the location of or in the presence of other people
compensatory timetime off that is granted to a worker as compensation for working overtime
contemporary world, modern times, modern world, present timesthe circumstances and ideas of the present age
Roman timesthe time period during which Rome dominated Europe
daysome point or period in time
deada time when coldness (or some other quality associated with death) is intense
hard timesa time of difficulty
incarnationtime passed in a particular bodily form
OWLT, one-way light timethe elapsed time it takes for light (or radio signals) to travel between the Earth and a celestial object
RTLT, round-trip light timethe elapsed time it takes for a signal to travel from Earth to a spacecraft (or other body) and back to the starting point
clockingthe time taken to traverse a measured course
longueura period of dullness or boredom (especially in a work of literature or performing art)
residence timethe period of time spent in a particular place
spanthe complete duration of something
stint, stretchan unbroken period of time during which you do something
time scalean arrangement of events used as a measure of duration
note value, time value, value(music) the relative duration of a musical note
week, workweekhours or days of work in a calendar week
daythe recurring hours when you are not sleeping (especially those when you are working)
overtimework done in addition to regular working hours
turnaround, turnaround timetime need to prepare a vessel or ship for a return trip
free time, spare timetime available for hobbies and other activities that you enjoy
day offa day when you are not required to work
leisure, leisure timetime available for ease and relaxation
leave, leave of absencethe period of time during which you are absent from work or duty
days, yearsthe time during which someone's life continues
afterlife, hereafterlife after death
summerthe period of finest development, happiness, or beauty
age, elda time of life (usually defined in years) at which some particular qualification or power arises
neonatal periodthe first 28 days of life
babyhood, early childhood, infancythe early stage of growth or development
anal phase, anal stage(psychoanalysis) the second sexual and social stage of a child's development during which bowel control is learned
genital phase, genital stage(psychoanalysis) the fifth sexual and social stage in a person's development occurring during adolescence; interest focuses on sexual activity
latency period, latency phase, latency stage(psychoanalysis) the fourth period (from about age 5 or 6 until puberty) during which sexual interests are supposed to be sublimated into other activities
oral phase, oral stage(psychoanalysis) the first sexual and social stage of an infant's development; the mouth is the focus of the libido and satisfaction comes from suckling and chewing and biting
phallic phase, phallic stage(psychoanalysis) the third stage in a child's development when awareness of and manipulation of the genitals is supposed to be a primary source of pleasure
childhoodthe time of person's life when they are a child
schooldays, schooltimethe time of life when you are going to school
youththe time of life between childhood and maturity
adolescencethe time period between the beginning of puberty and adulthood
prepubertya period of two years immediately prior to the onset of puberty when growth and changes leading to sexual maturity occur
puberty, pubescencethe time of life when sex glands become functional
teensthe time of life between the ages of 12 and 20
mid-twenties, twentiesthe time of life between 20 and 30
1900sthe decade from 1900 to 1909
1530sthe decade from 1530 to 1539
1920s, twentiesthe decade from 1920 to 1929
1820sthe decade from 1820 to 1829
mid-thirties, thirties, thirty-somethingthe time of life between 30 and 40
1930s, thirtiesthe decade from 1930 to 1939
1830sthe decade from 1830 to 1839
forties, mid-fortiesthe time of life between 40 and 50
1940s, fortiesthe decade from 1940 to 1949
1840sthe decade from 1840 to 1849
fifties, mid-fiftiesthe time of life between 50 and 60
1950s, fiftiesthe decade from 1950 to 1959
1850sthe decade from 1850 to 1859
1750sthe decade from 1750 to 1759
mid-sixties, sixtiesthe time of life between 60 and 70
1960s, sixtiesthe decade from 1960 to 1969
1860sthe decade from 1860 to 1869
1760sthe decade from 1760 to 1769
golden yearsthe time of life after retirement from active work
mid-seventies, seventiesthe time of life between 70 and 80
1970s, seventiesthe decade from 1970 to 1979
1870sthe decade from 1870 to 1879
1770sthe decade from 1770 to 1779
eighties, mid-eightiesthe time of life between 80 and 90
1980s, eightiesthe decade from 1980 to 1989
1880s, eightiesthe decade from 1880 to 1889
1780sthe decade from 1780 to 1789
mid-nineties, ninetiesthe time of life between 90 and 100
1990s, ninetiesthe decade from 1990 to 1999
1890s, ninetiesthe decade from 1890 to 1899
1790sthe decade from 1790 to 1799
bloom, bloom of youth, salad daysthe best time of youth
adulthood, maturitythe period of time in your life after your physical growth has stopped and you are fully developed
bachelorhoodthe time of a man's life prior to marriage
middle agethe time of life between youth and old age (e.g., between 40 and 60 years of age)
widowhoodthe time of a woman's life when she is a widow
age, eld, geezerhood, old age, yearsa late time of life
deathbedthe last few hours before death
daya day assigned to a particular purpose or observance
datethe particular day, month, or year (usually according to the Gregorian calendar) that an event occurred
church festival, religious festivala festival having religious significance
day of the weekany one of the seven days in a week
afternoonthe part of the day between noon and evening
midafternoonthe middle part of the afternoon
eve, even, evening, eventidethe latter part of the day (the period of decreasing daylight from late afternoon until nightfall)
weeknightany night of the week except Saturday or Sunday
week from Mondaya time period of a week or more
rag, rag weeka week at British universities during which side-shows and processions of floats are organized to raise money for charities
Christian year, church yearthe year in the ecclesiastical calendar; especially feast days and special seasons
Revolutionary calendar montha month in the Revolutionary calendar
Holy Week, Passion Weekthe week before Easter
Holy Year(Roman Catholic Church) a period of remission from sin (usually granted every 25 years)
New Yearthe calendar year just begun
Michaelmastidethe season of Michaelmas
Lammastidethe season of Lammas
Eastertidethe Easter season
Twelfthtidethe season of Epiphany
Allhallowtidethe season of All Saints' Day
Christmas, Christmastide, Christmastime, Noel, Yule, Yuletideperiod extending from Dec. 24 to Jan. 6
anomalistic yeartime of the earth's revolution from perihelion to perihelion again; 365 days and 6 hr and 13 min and 53.1 sec
365 days, common yeara year that is not a leap year
366 days, bissextile year, intercalary year, leap yearin the Gregorian calendar: any year divisible by 4 except centenary years divisible by 400
off yeara year in which no major political elections are held
off yeara year in which productivity is low or inferior
calendar year, civil yearthe year (reckoned from January 1 to December 31) according to Gregorian calendar
astronomical year, equinoctial year, solar year, tropical yearthe time for the earth to make one revolution around the sun, measured between two vernal equinoxes
lunar yeara period of 12 lunar months
financial year, fiscal yearany accounting period of 12 months
academic year, school yearthe period of time each year when the school is open and people are studying
annum(Latin) year
quattrocentothe 15th century in Italian art and literature
twentieth centurythe century from 1901 to 2000
new moon, new phase of the moonthe time at which the Moon appears as a narrow waxing crescent
half-moonthe time at which the Moon is at first or last quarter when half its face is illuminated
full, full moon, full phase of the moon, full-of-the-moonthe time when the Moon is fully illuminated
lunar daythe period of time taken for the moon to make one full rotation on its axis (about 27.3 sidereal days)
sidereal yearthe time for the earth to make one complete revolution around the sun, relative to the fixed stars
Gregorian calendar montha month in the Gregorian calendar
Jewish calendar montha month in the Jewish calendar
Islamic calendar monthany lunar month in the Muslim calendar
Hindu calendar monthany lunisolar month in the Hindu calendar
wedding nightthe night after the wedding when bride and groom sleep together
limitation(law) a time period after which suits cannot be brought
prison term, sentence, timethe period of time a prisoner is imprisoned
academic session, academic term, school term, sessionthe time during which a school holds classes
first trimestertime period extending from the first day of the last menstrual period through 12 weeks of gestation
second trimestertime period extending from the 13th to the 27th week of gestation
third trimestertime period extending from the 28th week of gestation until delivery
extra inningsovertime play until one team is ahead at the end of an inning; e.g. baseball
overtime perioda period of overtime play to resolve a tie; e.g. basketball
tiebreakerovertime play in order to break a tie; e.g. tennis and soccer
sudden death(sports) overtime in which play is stopped as soon as one contestant scores; e.g. football and golf
autumn, fallthe season when the leaves fall from the trees
spring, springtimethe season of growth
summer, summertimethe warmest season of the year; in the northern hemisphere it extends from the summer solstice to the autumnal equinox
winter, wintertimethe coldest season of the year; in the northern hemisphere it extends from the winter solstice to the vernal equinox
growing seasonthe season during which a crop grows best
seedtimethe time during which seeds should be planted
sheepshearingthe time or season when sheep are sheared
holiday seasona time when many people take holidays
high season, peak seasonthe season when travel is most active and rates are highest
off-seasonthe season when travel is least active and rates are lowest
rainy seasonone of the two seasons in tropical climates
dry seasonone of the two seasons in tropical climates
preseasona period prior to the beginning of the regular season which is devoted to training and preparation
baseball seasonthe season when baseball is played
basketball seasonthe season when basketball is played
exhibition seasonthe time before the regular games begin when football or baseball teams play practice games
fishing seasonthe season during which it is legal to catch fish
football seasonthe season when football is played
hockey seasonthe season when hockey is played
hunting seasonthe season during which it is legal to kill a particular species
social seasonthe season for major social events
theatrical seasonthe season when new plays are produced
Adventthe season including the four Sundays preceding Christmas
Shrovetideimmediately preceding Lent
Lent, Lententidea period of 40 weekdays from Ash Wednesday to Holy Saturday
Whitsun, Whitsuntide, WhitweekChristian holiday; the week beginning on Whitsunday (especially the first 3 days)
month of Sundaysa time perceived as long
aeon, eonan immeasurably long period of time
blue moona long time
year dotas long ago as anyone can remember
weea short time
patch, piece, spell, whilea period of indeterminate length (usually short) marked by some action or condition
bit, minute, mo, moment, secondan indefinitely short time
ephemerasomething transitory; lasting a day
dayan era of existence or influence
year of graceany year of the Christian era
Y2Kthe year 2000 in the Gregorian calendar
chapterany distinct period in history or in a person's life
age, historic periodan era of history having some distinctive feature
modern erathe present or recent times
reign of terrorany period of brutal suppression thought to resemble the Reign of Terror in France
press run, print runthe period that presses run to produce an issue of a newspaper
run-time(computer science) the length of time it takes to execute a software program
space agethe age beginning with the first space travel; from 1957 to the present
beauty sleepsleep before midnight
kipsleep
incubation(pathology) the phase in the development of an infection between the time a pathogen enters the body and the time the first symptoms appear
fertile period, fertile phasethe time in the menstrual cycle when fertilization is most likely to be possible (7 days before to 7 days after ovulation)
menstrual phasethe phase of the menstrual cycle during which the lining of the uterus is shed (the first day of menstrual flow is considered day 1 of the menstrual cycle)
musthan annual phase of heightened sexual excitement in the males of certain large mammals (especially elephants); is associated with discharge from a gland between the eye and ear
luteal phase, secretory phasethe second half of the menstrual cycle after ovulation; the corpus luteum secretes progesterone which prepares the endometrium for the implantation of an embryo; if fertilization does not occur then menstrual flow begins
generationa stage of technological development or innovation
apogee, culminationa final climactic stage
seedtimeany time of new development
incumbency, tenure, term of officethe term during which some position is held
golden agea time period when some activity or skill was at its peak
rulethe duration of a monarch's or government's power
safe periodthat time during a woman's menstrual cycle during which conception is least likely to occur (usually immediately before of after menstruation)
shibah, shiva, shivah(Judaism) a period of seven days of mourning after the death of close relative
probationa trial period during which an offender has time to redeem himself or herself
probationa trial period during which your character and abilities are tested to see whether you are suitable for work or for membership