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

Examples of caliginous in a Sentence

Recent Examples on the Web The night is misty and cold—caliginous. Jason Kehe, WIRED, 23 Mar. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'caliginous.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


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

Dictionary Entries Near caliginous

Cite this Entry

“Caliginous.” Dictionary, Merriam-Webster, Accessed 1 Dec. 2023.

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