Definition of heavenful in US English:

heavenful

noun

  • A quantity sufficient to fill heaven; as many or as much as heaven or the sky can hold.

Origin

Mid 17th century; earliest use found in Samuel Rutherford (c1600–1661), Church of Scotland minister and political theorist. From heaven + -ful.

Pronunciation

heavenful

/ˈhɛvnfʊl/