Meaning of sectarianize in English:

sectarianize

Pronunciation /sɛkˈtɛːrɪənʌɪz/

verb

(also British sectarianise)
[with object]
  • Divide into sects; make sectarian.

    ‘they chose to sectarianize society by sowing the seeds of intolerance’
    • ‘a sectarianized state’