firmament.
firmament (vault or sphere of the heavens, seen as solid in older cosmologies; sky)
Meaning & usage
firmament (vault or sphere of the heavens, seen as solid in older cosmologies; sky)
Where this word comes from
From Middle Dutch firmament, from Latin firmāmentum, coined by Jerome in the Vulgate to render Ancient Greek στερέωμα (steréōma, “firm or solid structure”), which in turn translates Hebrew רקיע (“vault of heaven”).
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.