Established as a norm or standard within an organization or culture. The institutionalized practices of the company made it difficult to implement new ideas.
Having become a fixed part of a system or organization, often losing its original purpose or effectiveness. The institutionalized procedures were outdated and needed reform.
Adapted to life in an institution, often to the point of being unable to function outside of it. After years in the facility, he became institutionalized and struggled to adjust to life on the outside.