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breadth 
1  n-uncount The breadth of  something is the distance between its two sides.  (=width) 
The breadth of the whole camp was 400 paces.  
2  n-uncount The breadth of  something is its quality of consisting of or involving many different things.  (=range) 
Older people have a tremendous breadth of experience...  
3 If you say that someone does something or something happens throughout or across the length and breadth of a place, you are emphasizing that it happens everywhere in that place. 
the length and breadth of sth  phrase 
 (emphasis)  
The group built their reputation by playing across the length and breadth of North America...  
4 
  hair's breadth