Simple past tense and past participle of establish.(verb)
Of a religion, church etc.: formally recognized by a state as being official within that area.(adjective)
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Use "established" in a sentence
""There is nothing better established," says Lord Commissioner Eyre, "than that this court does not entertain a general jurisdiction, or regulate and control charities _established by charter_."
"If the insured person lives longer than the term established by the policy, no survivor benefit is paid."
"Church as "the Orthodox Church", not because we recognize its orthodoxy but because its members so style themselves, or again just as we speak of "the Reformation" because it is the term established by custom, though we are far from owning that it was a reformation in either faith or morals."