gospel

Concise Oxford English Dictionary © 2008 Oxford University Press:
gospel/ˈɡɒspl/

▶noun

• 1 the teaching or revelation of Christ.

• 2 (Gospel) the record of Christ's life and teaching in the first four books of the New Testament.

  ■ each of these books.

• 3 (also gospel truth) something absolutely true.

• 4 (also gospel music) a fervent style of black American evangelical religious singing.

– derivatives
gospelize (or gospelise) verb.

– origin OE gōdspel, from gōd ‘good’ + spel ‘news, a story’, translating eccles. L. bona annuntiatio or bonus nuntius, used to gloss eccles. L. evangelium, from Gk euangelion ‘good news’.