period

Noun

• 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
    

• the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause
  • the women were sickly and subject to excessive menstruation
    
  • a woman does not take the gout unless her menses be stopped--Hippocrates
    
  • the semen begins to appear in males and to be emitted at the same time of life that the catamenia begin to flow in females--Aristotle
    

• the end or completion of something
  • death put a period to his endeavors
    
  • a change soon put a period to my tranquility
    

• a unit of geological time during which a system of rocks formed
  • ganoid fishes swarmed during the earlier geological periods
    

• (ice hockey) one of three divisions into which play is divided in hockey games

• the interval taken to complete one cycle of a regularly repeating phenomenon

• an amount of time
  • a time period of 30 years
    
  • hastened the period of time of his recovery
    
  • Picasso's blue period
    

Related words

• Synonyms: 
  point , full stop , stop , full point , menstruation , menses , menstruum , catamenia , flow , geological period , time period , period of time