From Middle French caligineux (“misty; obscure”), from Latin cālīginōsus (“misty; dark, obscure”) (or directly from the Latin word), from cālīginem (accusative singular of cālīgō (“fog, mist, vapour; darkness, gloom”)) + -ōsus (“suffix meaning ‘full of, prone to’ forming adjectives from nouns”).
- (Received Pronunciation) IPA(key): /kəˈlɪdʒɪnəs/
- (General American) IPA(key): /kəˈlɪdʒɪnəs/, /-dʒə-/
- Hyphenation: ca‧li‧gin‧ous
- (archaic or literary) Dark, obscure; murky.
- 1809, Edward Wells, “Of St. Paul’s Travels and Voyages into Phrygia, Galatia, Mysia, Troas, Macedonia, Achaia, &c. till His Fourth Return to Jerusalem, after His Conversion”, in An Historical Geography of the Old and New Testament: In Two Volumes, volume II, Oxford: At the Clarendon Press, OCLC 16907393, section I (Of St. Paul’s Travels, from His Leaving Jerusalem, after the Council there Held, to His Departure out of the Asiatic Continent for Europe), page 258:
- Hierapolis is ſeated over-againſt Laodicea, where are to be ſeen baths of hot waters, and the Plutonium. […] The Plutonium is under the brow of the hill, the entrance into which is no wider than that a man can thruſt himſelf through; yet it is very deep within, of a quadrangular form, containing about the compaſs of half an acre, and is filled with ſuch a thick and caliginous air, that the ground cannot be ſeen.
- 1869 November, “The Land of the Malay: A Record of Travel in the Oriental Tropics”, in [Thomas] Mayne Reid, editor, Onward: A Magazine for the Young Manhood of America, New York, N.Y.: Onward Publishing Office, OCLC 8717398, page 491:
- By the time breakfast was announced, the land had faded into a thin caliginous streak; and, except passing a huge unwieldy Chinese junk, which lay at anchor, though her lateen sails were hoisted, nothing worthy of note occurred during the day.
- See Thesaurus:dark