1 distance between two sides of sth
PREP. in ~ The pool is 5 metres in breadth.
PHRASES the length and breadth of sth He travels the length and breadth of (= all over) the country.
2 great extent or variety
ADJ. full, great, sheer
PHRASES breadth of experience I need a greater breadth of experience. | breadth of interest/knowledge/understanding, breadth of mind, breadth of vision