The Britannica Dictionary
mobile search
Home
Ask the Editor
Word of the Day
Quizzes
Core Vocabulary
Browse the Dictionary
×
Britannica Homepage
Ask the Editor
Word of the Day
Quizzes
Core Vocabulary
Browse the Dictionary
The Britannica Dictionary
firmament
1 ENTRIES FOUND:
firmament
(noun)
firmament
/
ˈ
fɚməmənt/
noun
firmament
/
ˈ
fɚməmənt/
noun
Britannica Dictionary definition of FIRMAMENT
[
noncount
]
formal + literary
:
the sky
meteors flashing across the
firmament
[+] more examples
[-] hide examples
[+] Example sentences
[-] Hide examples
—
sometimes used figuratively to refer to an area of interest or activity
He was once the brightest star in the literary
firmament
.
[+] more examples
[-] hide examples
[+] Example sentences
[-] Hide examples
ASK THE EDITOR
What are the plural forms of
check-in
,
passerby
, and
spoonful
?
See the answer »
QUIZZES
Vocabulary Quiz
Test your word power
Take the Quiz »
Name That Thing
Take our visual quiz
Test Your Knowledge »
WORD OF THE DAY
expensive
:
costing a lot of money
Learn More »