state religion

American  

noun

1. the official religion of a state as established by law.

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Etymology

Origin of state religion

First recorded in 1820–30

Example Sentences

Islam is the state religion but the constitution guarantees freedom of worship, subject to approval by the authorities for the place of worship and the preacher.

From Barron's

Catholicism is the state religion, although it is no longer observed as strictly as in the past.

From Barron's

Islam, the official state religion of Saudi Arabia, the self-styled guardian of Islam’s holiest sites, also prohibits alcohol consumption.

From The Wall Street Journal

In Iran, a vast multicultural country, Shiite Islam is the official state religion.

From Barron's

Armenia is believed to be the first nation to make Christianity the state religion, after its king was baptised in 301AD.

From BBC