As the Sixties ended and the Seventies began, Nixon was "dreaming up policies at five in the morning," says Wheen, including his plan to bomb the living daylights out of Cambodia: "They say the darkest hour is just before the dawn, and caliginous
thoughts often swirled through [Nixon's] murky, insomniac mind as he lay awake fretting about his waning leadership quotient and brooding on his colleagues' disloyalty.
The reality is far removed from this caliginous
position because most patented inventions are readily self-revealing and, for those technologies whose obscurity falls just short of that required for effective trade secret protection, considerable information nevertheless accompanies the patent grant.
However, in contrast to xuan it connotes light that is dark-cast, like the gloaming of twilight or caliginous
depths, in normal usage it has a more specific gravity than xuan.
You clinking, clanking, clattering collection of caliginous
71) It is a facade, a surface, a caliginous
veil that obscures the elusive life beneath.
The Excerpts from Theodotus, the amplest body of fragments from a Valentinian author, are too often represented here by a transient allusion or the caliginous
erudition of a footnote.
The Leavenworth streets at night are caliginous
passageways, as dark as a backwoods country road.