The phrase "greater breadth" means having a wider range or variety. It refers to having more options, choices, or diversity in a particular context or subject. Full definition
We need to work through, with great breadth and depth, what our actual experience has been, both in the dominant culture shaped by males and in the suppressed experiences of women. (religion-online.org)
It complements the film in providing greater breadth and depth on the subject. (edutopia.org)
Our members offer great breadth and depth of legal expertise, and we are recognised as a leading set with many highly regarded barristers, arbitrators and mediators. (maxwell-chambers.com)