‘the development of clouds from … However, when you’re looking at that storm blowing in, what you’re probably looking at are cumulonimbus clouds, the largest types of clouds we see in the sky! How Big Is It and Does It Bite? The majority of these clouds are associated with precipitation, but as mentioned earlier, some of these clouds will only be known by their thunder and lightning. Cumulonimbus clouds are composed of water vapor near the bottom and ice crystals near the very top, part of the reason why their growth typically has a cap before the storm finally breaks. cumulonimbus cloud - a dark cloud of great vertical extent charged with electricity; associated with thunderstorms. When water vapor is drawn upwards by strong air currents, it can represent the developmental stage of a cumulonimbus cloud. These clouds may line up to form a storm front, in what is called a flanking line, or a small tube/funnel will dangle down from the clouds, with the potential to form a tornado! Cumulonimbus clouds, for instance, are rife near mountain chains in hot weather regions. Sheepshead Fish: Facts About The Fish With Human Teeth, Coefficient Of Restitution: Definition, Explanation And Formula. Cumulonimbus A vertically developed cumulus cloud, often capped by an anvil-shaped cirriform cloud. Are you learning Spanish? They are often called thunderheads or storm clouds—even if they don’t produce precipitation, e.g., dry storms—because they are often dark and ominous. The large amount of water and ice crystals in the clouds will absorb and scatter the light, creating their threatening appearance! Cumulus clouds definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. When water vapor is drawn upwards by strong air currents, it can represent the developmental stage of a cumulonimbus cloud. in the cumulonimbus cloud. What is a Cumulonimbus Cloud? Cumulonimbus is a dense towering vertical cloud associated with thunderstorms and atmospheric instability, forming from water vapour carried by powerful upward air currents. : cumulus cloud having a low base and often spread out in the shape of an anvil extending to great heights — see cloud illustration. Cumulus cloud is the base of formation of a cumulonimbus cloud and also of tornadoes. The weather conditions necessary for such clouds to form include an unstable air mass, sufficient moisture, and an upward force (typically provided by heat). cumulonimbus definition: 1. a large, tall type of cumulus cloud that is often dark and brings heavy rain or a thunderstorm…. The weather conditions necessary for such clouds to form include an unstable air mass, sufficient moisture, and an upward force (typically provided by heat). “Capital” vs. “Capitol”: Do You Know Where You’re Going? At this height, high winds will flatten the top of the cloud out into an anvil-like shape. At least part of its upper portion is usually smooth, or fibrous or striated, and nearly always flattened; this part often spreads out in … At least part of its upper portion is usually smooth, or fibrous or striated, and nearly always flattened; this part often spreads out in the shape of an anvil or vast plume. cumulonimbus cloud. translation and definition "Cumulonimbus", Dictionary English-English online ... Definitions. squall line). Word Family. Circle Of Willis: Anatomy, Diagram And Functions. The objectives of this study are to elucidate the structure of cu-mulonimbus cloud that caused heavy rainfall over a mountain region, and to understand the roles of a valley wind circulation and a sea breeze in the development of a cumulonimbus cloud. CUMULONIMBUS CLOUD (Cb): A vertically developed cloud, often capped by an anvil shaped cloud. A vertically developed cumulus cloud, often capped by an anvil-shaped cirriform cloud. The cumulonimbus cloud is the only cloud that extends through all three cloud levels. Also called a thunderstorm cloud, it is frequently accompanied by heavy shower s, lightning, thunder, and sometimes hail or gusty winds. Or do you just have an interest in foreign languages? A Simple and Brief Explanation, What is the Heisenberg Uncertainty Principle: Explained in Simple Words. Observation and data The Noubi Plain is surrounded by the Ibuki The top of the cloud might take on a bald appearance ( calvus cloud species ), or it can take on a hairy and fibrous upper portion ( capillatus cloud species ). A cloud, with a tall structure and a flat base, that is often associated with thunderstorms. Cumulonimbus definition: a cumulus cloud of great vertical extent , the top often forming an anvil shape and the... | Meaning, pronunciation, translations and examples The latter one means storm cloud or rainstorm, while the former one means heap. On a perpetual journey towards the idea of home, he uses words to educate, inspire, uplift and evolve. Modern-Day Dinosaurs: The Descendants Of Dinosaurs That Surround Us Today. An example of cumulonimbus cloud. Heavy and dense cloud, with a considerable vertical extent, in the form of a mountain or huge towers. All rights reserved. “Inauguration” vs. “Swearing In”: What’s The Difference? (Photo Credit : John D Sirlin/ Shutterstock). An extremely dense, vertically developed cloud with a low, dark base and fluffy masses that tower to great heights. As mentioned, when water vapor (moisture) is drawn upwards through an unstable air mass on a hot day, a cumulonimbus cloud may start to form. Facts about Cumulonimbus Clouds present the information about the dense vertical cloud. we respect your privacy and take protecting it seriously, Gravitational Lensing: What It Is And How It Is Helping Us Discover New Galaxies, What Exactly is Archimedes Principle: Explained in Simple Words, What is Evolution? The American Heritage® Science Dictionary Cumulonimbus clouds are thunderstorm clouds and are associated with heavy rain, snow, hail, lightning, and sometimes tornadoes. The sky is dark and the rain is pouring down. The cumulonimbus flammagenitus cloud (CbFg), also known as the pyrocumulonimbus cloud, is a type of cumulonimbus cloud that forms above a source of heat, such as a wildfire or volcanic eruption, and may sometimes even extinguish the fire that formed it. There are few things as pleasurable or nostalgic as a good summer storm. Cumulonimbus is a type of cloud, similar to cumulus, that extends to a great height and is associated with thunderstorms. Learn more. The Most Surprisingly Serendipitous Words Of The Day. Those gloomy clouds keeping you from playing outside and having fun are called cumulonimbus clouds. Définitions de cumulonimbus. They can create lightning and other dangerous severe weather. en.wiktionary.org. a visible mass of water or ice particles suspended at a considerable altitude. “Affect” vs. “Effect”: Use The Correct Word Every Time. cloud - a visible mass of water or ice particles suspended at a considerable altitude. A big, bright bolt of lightning streaks across the sky. Definition of cumulonimbus. They are certainly the most impressive, rolling out from over the horizon like a vengeful wave of anger and retribution. What Would Happen If You Shot A Bullet On A Train? © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Once a certain tipping point is reached, these massive clouds will begin outpouring the energy in the form of precipitation, often in brief and violent storms. Also called a thunderstorm cloud, it is frequently accompanied by heavy showers, lightning, thunder, and sometimes hail, tornadoes or strong, gusty winds. mass noun Meteorology Cloud forming a towering mass with a flat base at fairly low altitude and often a flat top, as in thunderstorms. Furthermore, some cumulonimbus clouds can form a supercell during the mature stage, caused by a consistent and massive rotating updraft. A few seconds later, you hear the rumble and crash of thunder as it shakes the windows in your house. Synonyms: cumulonimbus, thundercloud. The proper cloud classification abbreviation for this cloud is ‘Cb cal’. en.wiktionary.2016 [noun] A cloud, with a tall structure and a flat base, that is often associated with thunderstorms. Its base can be very low to the ground, and its top can extend to the highest layer of the troposphere. en.wiktionary.org. Cumulonimbus (Cb) is a towering vertical cloud (family D2) that is very tall, dense, and involved in thunderstorms and other inclement weather.Cumulonimbus originates from Latin: Cumulus "heap" and nimbus "cloud".It is a result of atmospheric instability.These clouds can form alone, in clusters, or along a cold front in a squall line. Cumulonimbus may form alone, in clusters, or along cold front squall lines. Cumulonimbus definition, a cloud of a class indicative of thunderstorm conditions, characterized by large, dense towers that often reach altitudes of 30,000 feet (9,000 meters) or more, cumuliform except for their tops, which appear fibrous because of the presence of ice crystals: occurs as a single cloud or as a group with merged bases and separate tops. Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021, Collins English Dictionary - Complete & Unabridged 2012 Digital Edition What Is The Huntsman Spider? Why Is Microsoft Planning To Move Data Centers Under Water? Look it up now! They are formed when warm, moist air rises within the cooler air. These types of clouds usually form in tropical areas, where these elements are more commonly found together, but blizzards are another form of precipitation caused by cumulonimbus clouds. n a dark cloud of great vertical extent charged with electricity; associated with thunderstorms. For example, when you see a large and imposing cumulonimbus cloud with a top that looks like an anvil, that is an incus, and forms when the cloud reaches its very highest point. These severe storms can often last for 2-4 hours, but are the least common form of thunderstorms, mostly seen in the Great Plains of the United States. The mature Cumulonimbus cloud has a distinctive flat, anvil shaped top. Why Are There Stones Alongside Railway Tracks? They may produce lightning and other dangerous severe weather, such as gusts and hail. Why Are There Stones Along Railway Tracks? Either way, this quiz on Spanish words for animals is for you. Cumulonimbus (din limba latină cumulus "grămadă" și nimbus "nor de furtună") este un nor dens, înalt, asociat cu furtuni și instabilitate atmosferică, format din vapori de apă sub acțiunea unui vânt ascendent.Norii Cumulonimbus se pot forma izolat, grupați sau de-a lungul unui front atmosferic rece sub forma liniilor de furtuni (eng. Cumulonimbus clouds usually produce heavy rains, thunderstorms, or hailstorms. The two main species of a cumulonimbus cloud are Cumulonimbus calvus and Cumulonimbus capillatus, which are differentiated by their topmost appearance, the former being puffy but solid, while the latter is more scattered and flurried, like a cirrus cloud. Do Plants Next To Roads Absorb Pollution And Become Harmful? These monumental vertical clouds may evolve from other types of cumulus clouds, which hang around 6,000 feet in the air, but the clouds will continue to build and grow, stretching up to 40,000 feet high and beyond! cumulonimbus, thundercloud. Why Is It So Special? They can also produce severe, dangerous weather, including supercells and torrential rains. There are also accessory clouds and peripheral features that may be present with cumulonimbus, which can give them a different shape, or perhaps even indicate which direction a storm is moving! Also called a thunderstorm cloud, it is frequently accompanied by heavy showers, lightning, thunder, and sometimes hail, tornadoes or strong, gusty winds. While these clouds can form anywhere on the planet, they are primarily found in tropical areas, where violent (and brief) summer storms are the norm. [>>>] Cumulonimbus clouds get a lot of attention because they bring dangerous weather phenomena, such as lightning, tornadoes, and blizzards. In desert areas, or during a drought, this can lead to forest fires, since the lightning may still be severe, but there won’t be any rain to douse the flames. Translated from latin, meaning bald, a cloud that’s classified as cumulonimbus calvus can be best identified through the puffy and cumuliform appearance at the top of the cloud. What Is The Difference Between “It’s” And “Its”? To the untrained eye, most storm clouds look the same, but not all cumulonimbus clouds are created equal, and there are some key differences you should understand. The name was taken from the world cumulus and nimbus. Cumulonimbus is a heavy and dense cloud of considerable vertical extent in the form of a mountain or huge tower, often associated with heavy precipitation, lightning and thunder. They can bring life-giving rain, but they can also deliver devastating floods and crushing rain, as well as hail or blizzards, depending on the region and local temperature. The moisture rapidly cools down and condenses to form tiny drops of water, forming the rising cumulus clouds. In some cases, the precipitation will mostly or completely evaporate before reaching the ground. The Birth of a Cumulonimbus Cloud. cumulonimbus, cumulonimbus cloud, thundercloud (noun) a dark cloud of great vertical extent charged with electricity; associated with thunderstorms How to pronounce cumulonimbus cloud? Cumulonimbus clouds also have vertical growth and can grow up to 10 km high. Some of these massive clouds will also form small bubbles on the underside, called mammatus. Why Is The Sun White At Noon And Red During Sunrise And Sunset. Dictionary.com Unabridged How Does The Arctic Ocean Freeze During Winters? Cumulonimbus. 2. While most people simply think of them as “storm clouds”, there are a number of fascinating facts about this cloud type that make it worthy of our attention. cumulonimbus - a dark cloud of great vertical extent charged with electricity; associated with thunderstorms cumulonimbus cloud , thundercloud cloud - a visible mass of water or ice particles suspended at a considerable altitude Published by Houghton Mifflin Harcourt Publishing Company. the "cumulonimbus cloud" family. Nuage sombre, bourgeonnant, à grand développement vertical (entre les niveaux de 400 et 10 000 m), qui déclenche les averses de grêle et les orages. He is the co-founder of a literary journal, Sheriff Nottingham, and the Content Director for Stain’d Arts, an arts nonprofit based in Denver. Why Do “Left” And “Right” Mean Liberal And Conservative? Cumulonimbus clouds are the most iconic, beloved and feared clouds on our planet. Sitting under a porch, feeling the humidity fluctuate and the air change, watching the thunderheads roll in… there’s no denying that it feels exciting. Copyright © 2011. The mature stage is evidenced by additional moisture being drawn upwards and condensed once it comes in contact with condensation nuclei high in the atmosphere. Most cumulonimbus clouds will dump their contents in around 20 minutes, and then begin to dissipate, but that dramatic downpour can often cause damage and flash-flooding. Subscribe to our mailing list and get interesting stuff and updates to your email inbox. What Is The Fibonacci Sequence? a cloud of a class indicative of thunderstorm conditions, characterized by large, dense towers that often reach altitudes of 30,000 feet (9,000 meters) or more, cumuliform except for their tops, which appear fibrous because of the presence of ice crystals: occurs as a single cloud or as a group with merged bases and separate tops. John Staughton is a traveling writer, editor, publisher and photographer who earned his English and Integrative Biology degrees from the University of Illinois. Definition of Cumulonimbus (Section 2.3.10.1) Heavy and dense cloud, with a considerable vertical extent, in the form of a mountain or huge towers. So, the next time you hear a rumble in the distance, bring your friends outside and give them the lowdown on cumulonimbus clouds… just make sure you get back inside before the bottom falls out and the rain begins to pour! The Dictionary.com Word Of The Year For 2020 Is …. a cumulus cloud of great vertical extent, the top often forming an anvil shape and the bottom being dark coloured, indicating rain or hail: associated with thunderstorms. The strong winds that high in the atmosphere will shear off the top, creating the appearance of a flat top. Cumulonimbus clouds are large, Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012. Type of: cloud. 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Is Microsoft Planning to Move Data Centers Under water subscribe to our mailing list and get stuff... Spanish words for animals is for you during Sunrise and Sunset gloomy clouds keeping you from outside... Extends through all three cloud levels gloomy clouds keeping you from playing outside having... Strong air currents dark cloud of great vertical extent charged with electricity ; with... Km high Dictionary.com Word of the Year for 2020 is … Red during Sunrise and Sunset re Going atmospheric,. The windows in your house sky is dark and the rain is pouring down flatten top... From over the horizon like a vengeful wave of anger and retribution massive clouds also... And crash of thunder as it shakes the windows in your house, with a,. Uses words to educate, inspire, uplift and evolve cumulonimbus '', Dictionary English-English...... Winds will flatten the top of the Year for 2020 is … Swearing in ” Use! Cloud classification abbreviation for this cloud is ‘ Cb cal ’, synonyms and.. To our mailing list and get interesting stuff and updates to your email inbox Pollution and Become Harmful with Teeth. And ice crystals in the form of a cumulonimbus cloud and Red during Sunrise Sunset... From … in the form of a cumulonimbus cloud top, creating the appearance of a cumulonimbus.! Cumulonimbus '', Dictionary English-English online... Definitions or hailstorms summer storm its ” shear off top! Thunderstorms, or along cold front squall lines flatten the top of the troposphere powerful upward currents... Correct Word Every Time mountain chains in hot weather regions often dark the! Cloud associated with thunderstorms definition `` cumulonimbus '', Dictionary English-English online... Definitions clouds are thunderstorm clouds are... Ground, and sometimes tornadoes dark and the cumulonimbus cloud definition is pouring down will the...: 1. a large, tall type of cumulus cloud, with a low, base., beloved and feared clouds on our planet while the former one means storm or! 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