firmament

noun

fir·ma·ment ˈfər-mə-mənt

Synonyms of firmament

: the vault or arch of the sky : heavens

Stars twinkled in the firmament.

obsolete : basis

: the field or sphere of an interest or activity

the international fashion firmament

She's a rising star in the city's artistic firmament.

firmamental

ˌfər-mə-ˈmen-tᵊl

adjective

Synonyms of firmament

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Examples of firmament in a Sentence

meteors flashing across the firmament the stars in the firmament twinkled ever so brightly

Recent Examples on the Web

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

The stars in the firmament may be Yosemite and Yellowstone, but there are countless others. — Nicholas D. Kristof, Mercury News, 3 July 2026 What’s going on here is nothing less than a sort of nation building, laying the firmament for a new way of living and seeing the world. — Greg Evans, Deadline, 26 May 2026 About our political firmament, or the appetite of the public. — Mishal Husain, Bloomberg, 22 May 2026 The difference between now and then is that four of those six major winners are established stars in the women’s tennis firmament. — Charlie Eccleshare, New York Times, 6 June 2026 See All Example Sentences for firmament

Word History

Etymology

Middle English, from Late Latin & Latin; Late Latin firmamentum, from Latin, support, from firmare

First Known Use

13th century, in the meaning defined at sense 1

Time Traveler

The first known use of firmament was in the 13th century

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Browse Nearby Words

firm

firmament

firmamental

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Cite this Entry

Style

“Firmament.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/firmament. Accessed 7 Jul. 2026.

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Kids Definition

firmament

noun

fir·ma·ment ˈfər-mə-mənt

: the arch of the sky : heavens

firmament

noun

Synonyms of firmament

Examples of firmament in a Sentence

Word History

Browse Nearby Words

Cite this Entry

Kids Definition

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