astronomical
adjective
as·tro·nom·i·cal
ˌa-strə-ˈnä-mi-kəl 
variants
or less commonly astronomic
1
: of or relating to astronomy
astronomical observations
2
: enormously or inconceivably large or great
astronomical numbers
an astronomical price
Examples of astronomical in a Sentence
The cost of the office building was astronomical.
We got an astronomical telephone bill this month.
Recent Examples on the Web
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—
Jenn Rice, Travel + Leisure, 13 Sep. 2025
Starting from the questionable proposition that revolutionary movements require energy and that energy in its most basic form is derived from solar rays, Chizhevsky listed some historical developments that lined up with astronomical developments.
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There is also much speculation that despite astronomical growth in recent years, fighters' pay has not scaled along with it.
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Jenn Rice, Travel + Leisure, 13 Sep. 2025
Starting from the questionable proposition that revolutionary movements require energy and that energy in its most basic form is derived from solar rays, Chizhevsky listed some historical developments that lined up with astronomical developments.
—Tim Brinkhof, Big Think, 12 Sep. 2025
There is also much speculation that despite astronomical growth in recent years, fighters' pay has not scaled along with it.
—Ryan Morik, FOXNews.com, 10 Sep. 2025
Wrench previously helmed Swift's Eras Tour concert film to astronomical box office numbers for the genre, with the film earning a staggering $261 million in global ticket sales.
—EW.com, 9 Sep. 2025
See All Example Sentences for astronomical
Cite this Entry
“Astronomical.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/astronomical. Accessed 15 Sep. 2025.
Copy CitationKids Definition
astronomical
adjective
as·tro·nom·i·cal
ˌas-trə-ˈnäm-i-kəl
variants
also astronomic
1
: of or relating to astronomy
2
: extremely or unbelievably large
the cost was astronomical
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