Sectionalize

v. t.

1.

To divide according to geographical sections or local interests. The principal results of the struggle were to sectionalize parties. - Nicolay & Hay (Life of Lincoln).

Verb

1.

sectionalize - divide into sections, especially into geographic sections; "sectionalize a country" Synonyms: sectionalise

carve up, dissever, divide, division, partition, partitioning, sectionalisation, sectionalise, sectionalization, segmentation, separate, split, split up