noun (n)

• the event of dying or departure from life(noun.event)

  Example:
  Her death came as a terrible shock.
  

  Synonym:
  decease, expiry
  Antonym:
  birth, nascence, nascency, nativity
  

  source: wordnet30
• the permanent end of all life functions in an organism or part of an organism(noun.phenomenon)

  Example:
  The animal died a painful death.
  

  source: wordnet30
• the absence of life or state of being dead(noun.state)

  Example:
  He seemed more content in death than he had ever been in life.
  

  source: wordnet30
• the time when something ends(noun.time)

  Example:
  It was the death of all his plans.
  

  Synonym:
  demise, dying
  Antonym:
  birth
  

  source: wordnet30
• the time at which life ends; continuing until dead(noun.time)

  Example:
  She stayed until his death.
  

  Synonym:
  last
  

  source: wordnet30
• the personification of death(noun.person)

  Example:
  Death walked the streets of the plague-bound city.
  

  source: wordnet30
• a final state(noun.state)

  Synonym:
  destruction, end
  

  source: wordnet30
• the act of killing(noun.act)

  Example:
  He had two deaths on his conscience.
  

  source: wordnet30
• The cessation of all vital phenomena without capability of resuscitation, either in animals or plants.(noun)

  source: webster1913