Halloweena contraction of All Hallows’ Eveningalso 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. It begins the three-day observance of Allhallowtide,[9] the time in the liturgical year dedicated to remembering the dead, including saints (hallows), martyrs, and all the faithful departed.[10][11]