cloud chamber Wilson cloud chamber | apparatus that detects the path of high-energy particles passing through a supersaturated vapor, each particle ionizes molecules along its path and small droplets condense on them to produce a visible track |
war cloud | an ominous sign that war threatens |
swarm cloud | a group of many things in the air or on the ground, a swarm of insects obscured the light, clouds of blossoms, it discharged a cloud of spores |
Oort cloud | (astronomy) a hypothetical huge collection of comets orbiting the sun far beyond the orbit of Pluto, perturbations (as by other stars) can upset a comet's orbit and may send it tumbling toward the sun |
Saint Cloud St. Cloud | a town in central Minnesota on the Mississippi River, granite quarries |
altocumulus altocumulus cloud | a cumulus cloud at an intermediate altitude of or miles |
altostratus altostratus cloud | a stratus cloud at an intermediate altitude of or miles |
cirrocumulus cirrocumulus cloud | a cloud at a high altitude consisting of a series of regularly arranged small clouds resembling ripples |
cirrostratus cirrostratus cloud | a thin uniform layer of hazy cloud at high altitude |
cirrus cirrus cloud | a wispy white cloud (usually of fine ice crystals) at a high altitude ( to miles) |
cloud | a visible mass of water or ice particles suspended at a considerable altitude |
cloud bank | a layer of clouds seen from a distance |
cumulonimbus cumulonimbus cloud thundercloud | a dark cloud of great vertical extent charged with electricity, associated with thunderstorms |
cumulus cumulus cloud | a globular cloud |
Large Magellanic Cloud | the larger of the two Magellanic Clouds visible from the southern hemisphere |
Magellanic Cloud | either of two small galaxies orbiting the Milky Way, visible near the south celestial pole |
nacreous cloud mother-of-pearl cloud | a luminous iridescent cloud at a high altitude that may be seen when the sun is a few degrees below the horizon |
nimbus nimbus cloud rain cloud | a dark grey cloud bearing rain |
Small Magellanic Cloud | the smaller of the two Magellanic Clouds visible from the southern hemisphere |
storm cloud | a heavy dark cloud presaging rain or a storm |
stratus stratus cloud | a large dark low cloud |
seeder cloud seeder | a person who seeds clouds |
Red Cloud | leader of the Oglala who resisted the development of a trail through Wyoming and Montana by the United States government (-) |
cloud | any collection of particles (e.g., smoke or dust) or gases that is visible |
dust cloud | a cloud of dust suspended in the air |
mushroom mushroom cloud mushroom-shaped cloud | a large cloud of rubble and dust shaped like a mushroom and rising into the sky after an explosion (especially of a nuclear bomb) |
cloud grass Agrostis nebulosa | Spanish grass with light feathery panicles grown for dried bouquets |
cloud | out of touch with reality, his head was in the clouds |
cloud | suspicion affecting your reputation, after that mistake he was under a cloud |
bliss blissfulness cloud nine seventh heaven walking on air | a state of extreme happiness |
cloudiness cloud cover overcast | the state of the sky when it is covered by clouds |
cloud | a cause of worry or gloom or trouble, the only cloud on the horizon was the possibility of dissent by the French |
cloud over | become overcast, the sky clouded over |
cloud | make milky or dull, The chemical clouded the liquid to which it was added |
mottle dapple cloud | colour with streaks or blotches of different shades |
cloud | make less clear, the stroke clouded memories of her youth |
defile sully corrupt taint cloud | place under suspicion or cast doubt upon, sully someone's reputation |
cloud | make gloomy or depressed, Their faces were clouded with sadness |
exult walk on air be on cloud nine jump for joy | feel extreme happiness or elation |
cloud | billow up in the form of a cloud, The smoke clouded above the houses |
obscure befog becloud obnubilate haze over fog cloud mist | make less visible or unclear, The stars are obscured by the clouds, the big elm tree obscures our view of the valley |
overcast cloud | make overcast or cloudy, Fall weather often overcasts our beaches |
overcloud cloud over cloud up | become covered with clouds, The sky clouded over |
cloud-covered clouded overcast sunles | filled or abounding with clouds |