caliginous

adjective
ca·​lig·​i·​nous | \ kə-ˈli-jə-nəs How to pronounce caliginous (audio) \

Definition of caliginous

: misty, dark a caliginous atmosphere

First Known Use of caliginous

circa 1550, in the meaning defined above

History and Etymology for caliginous

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

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