Definition of "period"

adjective:
- Appropriate for a given historical era.
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License
- Set in and designed to evoke a particular historical period, especially through the use of elaborate costumes and scenery.
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License
interjection:
- And nothing else; and nothing less; used for emphasis.
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License
noun:
- The punctuation mark '.' (indicating the ending of a sentence or marking an abbreviation).
  
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- A Drosophila gene which gene product is involved in regulation of the circadian rhythm.
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License
- Two phrases (an antecedent and a consequent phrase).
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License
verb:
- To come to a period; to conclude.
  
  from Wiktionary, Creative Commons Attribution/Share-Alike License