noun (n)

• (Old Testament) Adam's wife in Judeo-Christian mythology: the first woman and mother of the human race; God created Eve from Adam's rib and placed Adam and Eve in the Garden of Eden(noun.person)

  source: wordnet30
• the day before(noun.time)

  Example:
  He always arrives on the eve of her departure.
  

  source: wordnet30
• the period immediately before something(noun.time)

  Example:
  On the eve of the French Revolution.
  

  source: wordnet30
• the latter part of the day (the period of decreasing daylight from late afternoon until nightfall)(noun.time)

  Example:
  He enjoyed the evening light across the lake.
  

  Synonym:
  even, evening, eventide
  

  source: wordnet30
• Evening.(noun)

  source: webster1913