dark cloud


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dark cloud

See dark nebula.

dark cloud

[′därk ′klau̇d]
(astronomy)
A relatively dense, cool cloud of interstellar gas, chiefly molecular, whose dust particles obscure the light of stars behind it.
References in classic literature ?
Next Sunday was one of the gloomiest of April days--a day of thick, dark clouds, and heavy showers.
Before he had driven many paces away, the dark clouds that had been threatening rain all day broke, and there was a heavy downpour of rain.
At last the time arrived, and out in his barren garden, under a canopy of dark clouds, sat the Frost-King before the misty wall, behind which were heard low, sweet sounds, as of rustling trees and warbling birds.
The squall had come up, like a spiteful messenger before the morning; there followed in its wake a ragged tear of light which ripped the dark clouds until they showed a great grey hole of day.
When the gray November weather came, and hung its soft dark clouds low and unbroken over the brown of the ploughed fields and the vivid emerald of the stretches of winter corn, the heavy stillness weighed my heart down to a forlorn yearning after the pleasant things of childhood, the petting, the comforting, the warming faith in the unfailing wisdom of elders.
Sometimes the engine stopped during a long interval, and then before her and behind, and gathering close about her on all sides, were so many of these ill- favoured obstacles that she was fairly hemmed in; the centre of a floating island; and was constrained to pause until they parted, somewhere, as dark clouds will do before the wind, and opened by degrees a channel out.
Dark clouds came bundling up in the west, and now and then a growl of thunder or a flash of lightning told that a summer storm was at hand.
The faint glimpses of the pale moon, hidden momentarily by masses of dark clouds that were sweeping across the sky, whitened the gravel walks that led to the house, but were unable to pierce the obscurity of the thick shrubberies, in which a man could conceal himself without any fear of discovery.
The Geneva International Motor Show opens its doors Tuesday under a dark cloud, with no sign of a speedy rebound in sight for the troubled European market.
Although I have no mistaken belief that I can now value a business with confidence, I can honestly say that the dark cloud has lifted.
Attacking Walsh for criticising the young choir, Simon snapped: "Louis, you are like the dark cloud on the show.
And there was Dr Gwyn Prosser (Eryl Huw Phillips) who left Pobol under a dark cloud, accused of raping Pobol temptress Lisa.