Let’s Clear the Air About Sky vs. Firmament
⚡ Quick summary
Sky is common and physical, while firmament is often used in symbolic or religious contexts.
Sky and firmament are synonyms that both refer to the expanse above the earth. But how do you know when to reach for one over the other?
Sky
Sky refers to the upper atmosphere of the earth.
- The sky was painted in hues of orange at sunset.
- The sky looks clear today.
Firmament
Firmament is a poetic or formal term for the heavens or the vault of the sky.
- The poet marveled at the infinite firmament.
- Stars dotted the firmament like glittering jewels.
