Definition of firmament in English:

firmament

noun

literary
  • The heavens or sky.

    ‘thunder shakes the firmament’
    figurative ‘one of the great stars in the American golfing firmament’
    • ‘Little space was devoted to the fact that a sporting success-starved nation suddenly had a youthful role model, an ambassador who could put India's name on the tennis firmament.’
    • ‘We don't need redwoods and whales at all, not for ordinary life at least, no more than we need Plato, Beethoven, or the stars in the firmament of heaven.’
    • ‘Sometimes the lightening forked across the sky like a crack in the dark firmament.’
    • ‘In the sky, the Pole Star, around which the firmament appears to turn, has been styled the ‘navel of the Heavens'.’
    • ‘The Roman philosopher Seneca proposed that the auroras were flames slipping through cracks in the heavenly firmament.’
    • ‘We await with interest word of their further plans for this rising star of an upcoming mid-tier production company in the gold mining firmament.’
    • ‘The final part of the journey explores the ethereal realms of Paradise, where Dante is guided by a ravishing Beatrice through the shimmering, starry firmament to touch the face of God.’
    • ‘The sky was a hard firmament with windows in it - but some time since then it evaporated.’
    • ‘They're coveted by a generation too young to remember the designer's heyday, when she was one of the brightest stars in the fashion firmament, turning out exuberant, fantastical creations.’
    the sky, heaven, the blue, the wide blue yonder, the azure, the heavens, the skies
    View synonyms

Origin

Middle English: via Old French from Latin firmamentum, from firmare ‘fix, settle’.

Pronunciation

firmament

/ˈfəːməm(ə)nt/