Synonyms and Antonyms for period
1. period (n.)
an amount of time
- lunar time period
- month
- travel time
- sleep
- time off
- decade
- occupation
- indiction
- drouth
- yr
- clotting time
- nap
- day
- life-time
- window
- long run
- puerperium
- bout
- tour of duty
- civil day
- hebdomad
- evening
- mid-November
- watch
- term
- prohibition
- dark
- downtime
- years
- Platonic year
- prime
- school
- quarter-century
- great year
- eve
- morning
- school day
- canicule
- bimester
- mid-December
- night
- prehistoric culture
- quarter
- time limit
- time frame
- generation
- prohibition era
- noviciate
- morning time
- daylight
- fortnight
- flush
- duration
- mid-September
- dawn
- phase of the moon
- incubation period
- flower
- mid-May
- novitiate
- daytime
- question time
- millennium
- silly season
- silver age
- dog days
- usance
- run
- hitch
- efflorescence
- hours
- period of time
- term of enlistment
- extra time
- stage
- peacetime
- time of year
- half life
- mid-July
- times
- blossom
- tour
- lactation
- Saint Martin's summer
- rainy day
- air alert
- calendar day
- test period
- mid-April
- time of life
- honeymoon
- semester
- regulation time
- long time
- time period
- decennium
- quinquennium
- decennary
- weekend
- canicular days
- overtime
- morn
- mid-October
- bimillennium
- fundamental quantity
- bimillenary
- lease
- term of a contract
- life
- early days
- hospitalization
- season
- calendar month
- trial period
- mid-August
- mid-June
- wartime
- trimester
- millenary
- continuance
- forenoon
- hour
- mid-March
- past
- half-life
- midwinter
- lifespan
- youth
- era
- real time
- mid-February
- prehistory
- century
- year
- quadrennium
- bronze age
- festival
- tide
- mid-January
- midweek
- Olympiad
- lifetime
- Golden Age
- uptime
- reign
- Indian summer
- two weeks
- enlistment
- elapsed time
- epoch
- long haul
- shelf life
- duty tour
- heyday
- half-century
- field day
- running time
- schooltime
- time
- work time
- calendar week
- peak
- phase
- twelvemonth
- drought
- bloom
- age
- fundamental measure
- nighttime
- study hall
- week
- multistage
- iron age
- lustrum
2. period (n.)
the interval taken to complete one cycle of a regularly repeating phenomenon
3. period (n.)
(ice hockey) one of three divisions into which play is divided in hockey games
5. period (n.)
the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause
6. period (n.)
a unit of geological time during which a system of rocks formed
7. period (n.)
a punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations
