Oxford Advanced American Dictionary

Definition of heaven noun from the Oxford Advanced Learner's Dictionary

Oxford3000

heaven

noun
heaven pronunciation English ˈhevn heaven pronunciation American ˈhevn
 
1 (also Heaven) [uncountable] (used without the) (in some religions) the place believed to be the home of God where good people go when they diethe kingdom of heavenI feel like I've died and gone to heaven.2 [uncountable, countable] (informal) a place or situation in which you are very happyThis isn't exactly my idea of heaven!It was heaven being away from the office for a week.The island is truly a heaven on earth.3 the heavens [plural] (literary) the skyFour tall trees stretched up to the heavens.
Idioms

(Good) Heavens!

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Heavens above!

(informal) used to show that you are surprised or annoyedGood heavens, what are you doing?

the heavens opened

it began to rain heavily

made in heaven

(especially of a marriage or other relationship) seeming to be perfectEveryone thought that theirs was a marriage made in heaven.
more at God/Heaven forbid at forbid, God in heavento God/goodness/Heaven at god, God/Heaven help somebody at help verb, smell, stink etc. to high heaven at high adjective, God/goodness/Heaven knows at know verb, move heaven and earth at move verb, in God's/Heaven's namein the name of God/Heaven at name noun, in seventh heaven at seventh, thank God/goodness/heaven(s) at thank