Controversy means a disagreement or argument about a topic or issue, where people have different opinions and strong feelings about it. Full definition
It comes up in controversy over school prayer amendments or in education bills. (religion-online.org)
There's a lot of controversy surrounding doing foam roller exercises on your lower back. (homegymr.com)
The life insurance settlement industry is one that has been the center of quite a lot of controversy in recent years, as the practice of investing in life insurance policies has heated up. (thelifeinsurancelawyer.com)