BREADTH

[noun] [U] - the distance from one side to another, or (figurative) the quality of consisting of or including many different thingsThe length of this box is twice its breadth.(figurative) The breadth of her political vision has long been recognized.(figurative) He showed an astonishing breadth of learning (= he knew about many different subjects) for one so young.(figurative) He was not known for his breadth of mind (= willingness to consider all opinions).