time_period
1. [ noun ] an amount of time
Synonyms: period period_of_time amount_of_time
Examples:

"a time period of 30 years" "hastened the period of time of his recovery" "Picasso's blue period"

Related terms: measure fundamental_measure year week time season time phase period night century day morning calendar_month season school year decade life life week long_time era weekend fortnight season point term generation year duration life past time_off millennium quarter-century hours incubation_period time_of_life festival youth day watch mid-June running_time flower Indian_summer drought reign half_life night enlistment night prohibition novitiate hour hospitalization silly_season trimester real_time silver_age Bronze_Age occupation lactation middle_paleolithic run bronze_age Golden_Age bimillennium Iron_Age Eolithic_Age Stone_Age iron_age Mesolithic_Age Paleolithic_Age great_year Neolithic_Age semester shelf_life elapsed_time overtime regulation_time dog_days Olympiad bimester midwinter lustrum calendar_day long_run prehistory dawn quarter half-century field_day work_time lease sleep evening tide multistage mid-January phase_of_the_moon peacetime wartime mid-March indiction honeymoon mid-May mid-April mid-February night rainy_day mid-July clotting_time time_frame mid-September mid-August evening puerperium uptime real_time depression mid-November usance study_hall test_period question_time time_limit mid-December lower_paleolithic mid-October upper_paleolithic eve air_alert travel_time window downtime
Similar spelling:   time_of_year
  time_of_origin