v. [f. as prec. + -IZE.] trans. To make congregational in sense 1 or 3.

1

1866.  J. B. Dykes, in P. Freeman, Rites & Ritual, 102. The great work of remodelling, translating, simplifying, congregationalising (to use a barbarous word) the old Sarum Offices.

2

1882.  Advance (Chicago), 11 May, 301. If no worse thing happens to the Presbyterian Church than a little more Congregationalizing of its system here and there.

3