Definitions of dominating:

• adjective:   used of a height or viewpoint

  Example: "Looked up at the castle dominating the countryside"

• adjective:   offensively self-assured or given to exercising usually unwarranted power

  Example: "A rather aggressive and dominating character"

• adjective:   most powerful or important or influential

  Example: "D-day is considered the dominating event of the war in Europe"