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caliginous

adjective

ca·​lig·​i·​nous kə-ˈli-jə-nəs How to pronounce caliginous (audio)
Synonyms of caliginousnext
: misty, dark
a caliginous atmosphere

Examples of caliginous in a Sentence

without a flashlight, there was no way to tell what kind of creatures lurked in the caliginous cave
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 night is misty and cold—caliginous. Jason Kehe, WIRED, 23 Mar. 2023

Word History

Etymology

Middle French or Latin; Middle French caligineux, from Latin caliginosus, from caligin-, caligo darkness

First Known Use

circa 1550, in the meaning defined above

Time Traveler
The first known use of caliginous was circa 1550

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Cite this Entry

“Caliginous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/caliginous. Accessed 6 Dec. 2025.

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