Definitions of assumption:

  • noun:   the act of taking possession of or power over something
    Example: "His assumption of office coincided with the trouble in Cuba"
  • noun:   the act of assuming or taking for granted
    Example: "Your assumption that I would agree was unwarranted"
  • noun:   a hypothesis that is taken for granted
    Example: "Any society is built upon certain assumptions"
  • noun:   (Christianity) the taking up of the body and soul of the Virgin Mary when her earthly life had ended
  • noun:   celebration in the Roman Catholic Church of the Virgin Mary's being taken up into heaven when her earthly life ended; corresponds to the Dormition in the Eastern Orthodox church
  • noun:   a statement that is assumed to be true and from which a conclusion can be drawn
    Example: "On the assumption that he has been injured we can infer that he will not to play"
  • noun:   audacious (even arrogant) behavior that you have no right to