Definition of apostatize in English:

apostatize

(also apostatise)

verb

[NO OBJECT]
  • Renounce a religious or political belief or principle.

    ‘the property of wealthy Christians was liable to confiscation unless they apostatized’
    • ‘But I also can't help but wonder how the rapidly apostatizing UK looked at this rhetoric.’
    • ‘The only way to show your opposition is to officially apostatize in writing.’
    • ‘The East Saxons soon apostatized and expelled their bishop.’
    • ‘As the delinquent desperately struggles to test set boundaries, so does the apostate or apostatizing church.’
    • ‘For clues in his text suggest some of them have apostatized because they too have experienced persecution and even in some cases death, for the sake of the gospel.’
    desert, go over to the enemy, change allegiances, change loyalties, change sides, turn traitor, rebel, renege, abscond, go awol, quit, escape
    View synonyms

Origin

Mid 16th century: from medieval Latin apostatizare, from apostata (see apostate).

Pronunciation

apostatize

/əˈpɒstətʌɪz/