Pronunciation: (in"sti-tOO'shu-nl-īz", -tyOO'-),[key] —v.t.,-ized, -iz•ing. 1. to make institutional.
2. to make into or treat as an institution: the danger of institutionalizing racism. 3. to place or confine in an institution, esp. one for the care of mental illness, alcoholism, etc. Also,esp. Brit.,in"sti•tu'tion•al•ise".