Halloween, or Hallowe'en (a contraction of All Hallows' Evening),[5] also known as Allhalloween,[6] All Hallows' Eve,[7] or All Saints' Eve,[8] is a celebration observed in a number of countries on 31 October, the eve of the Western Christian feast of All Hallows' Day.

• Halloween, or Hallowe'en (a contraction of All Hallows' Evening),[5] also known as Allhalloween,[6] All Hallows' Eve,[7] or All Saints' Eve,[8] is a celebration observed in a number of countries on 31 October, the eve of the Western Christian feast of All Hallows' Day.

Halloween, or Hallowe'en (a contraction of All Hallows' Evening),[5] also known as Allhalloween,[6] All Hallows' Eve,[7] or All Saints' Eve,[8] is a celebration observed in a number of countries on 31 October, the eve of the Western Christian feast of All Hallows' Day.