📖 WordNook

period

noun
  1. 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”
    stop
  2. the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause
    menstruation
  3. an amount of time
    “a time period of 30 years”
    time periodperiod of time
  4. the end or completion of something
    “Death put a period to my endeavors.”
  5. a unit of geological time during which a system of rocks formed
    “ganoid fishes swarmed during the earlier geological periods”
    geological period
  6. (ice hockey) one of three divisions into which play is divided in hockey games
  7. the interval taken to complete one cycle of a regularly repeating phenomenon