caliginous (adj.)youdaoicibaDictYouDict[caliginous 词源字典]
1540s, from Latin caliginosus "misty," from caliginem (nominative caligo) "mistiness, darkness, fog, gloom." Related: Caliginosity.[caliginous etymology, caliginous origin, 英语词源]
cartilaginous (adj.)youdaoicibaDictYouDict
1540s, from French cartilagineux and directly from Latin cartilaginosus, from cartilago (genitive cartilaginis) "cartilage, gristle" (see cartilage).
ginormous (adj.)youdaoicibaDictYouDict
by 1948, perhaps 1942, apparently originally a World War II military colloquialism, from a merger of gigantic + enormous.
lumbaginous (adj.)youdaoicibaDictYouDict
1620s, from Latin lumbagin-, from lumbago (see lumbago) + -ous.
Maginot LineyoudaoicibaDictYouDict
fortifications built along the north and east borders of France before World War II, in which the French placed unreasonable confidence, named for André Maginot (1877-1932), French Minister of War in late 1920s, early 1930s.
mucilaginous (adj.)youdaoicibaDictYouDict
early 15c., "viscous, sticky," from Medieval Latin muscilaginosus, from Late Latin mucilaginosus, from mucillago (see mucilage). Related: Mucilaginously.
oleaginous (adj.)youdaoicibaDictYouDict
1630s, from French oléagineux (14c.), from Latin oleaginus "of the olive," from olea "olive," alteration of oliva (see olive) by influence of oleum "oil."
vertiginous (adj.)youdaoicibaDictYouDict
c. 1600, "of the nature of vertigo," from French vertigineux, from Latin vertiginosus "suffering from dizziness," from vertigo (see vertigo). From 1620s as "dizzy;" 1640s as "liable to cause dizziness." Related: Vertiginously.
rubiginousyoudaoicibaDictYouDict
"Rust-coloured", Late 17th century: from Latin rubigo, rubigin- 'rust' + -ous.