Carbon dioxide makes up less than 1% of the atmosphere; however, it is an important greenhouse gas. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. It is breathed out of an animal's lungs during respiration, is produced by the decay of organic matter, and is used by plants in photosynthesis. At standard temperature and pressure, the density of carbon dioxide is around 1.98 kg/m 3, about 1.5 times that of air.. Define carbon dioxide cycle. All rights reserved. Can you spell these 10 commonly misspelled words? Carbon dioxide is colorless. A compound made up of molecules containing one carbon atom and two oxygen atoms. Carbon monoxide burns in the air with a blue flame, forming carbon dioxide. English Language Learners Definition of dioxide chemistry : a molecule that has two atoms of oxygen and one atom of another element (such as carbon) See the full definition for dioxide in the English … Residential natural gas consumption accounts for about 250 million metric tons of, Butter ranks third, below beef and lamb, for, Carbon taxing is a policy that imposes a fee on, The production of each bottle generates 2.2 pounds of, Retiring the Braunig and Sommers natural gas plants would reduce, Utilities have almost singlehandedly driven down, With Americans driving less in the wake of the pandemic, ethanol plants shut down, resulting in a shortage of, Post the Definition of carbon dioxide to Facebook, Share the Definition of carbon dioxide on Twitter. Carbon dioxide is a colourless, odourless gas and is one of the chief waste products of tissue metabolism. Plants use carbon dioxide to make food.This process is called photosynthesis. Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020, Collins English Dictionary - Complete & Unabridged 2012 Digital Edition Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005. Carbon dioxide (chemical formula CO2) is a colorless gas with a density about 53% higher than that of dry air. Definition of carbon dioxide : a heavy colorless gas CO2 that does not support combustion, dissolves in water to form carbonic acid, is formed especially in animal respiration and in the decay or combustion of animal and vegetable matter, is absorbed from the air by plants in photosynthesis, and is used in the carbonation of beverages Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. What Is An Em Dash And How Do You Use It? At low concentrations, the gas is odorless. Carbon dioxide is a perfectly natural molecule that commonly occurs on Earth. A compound in which an atom of carbon is linked to two atoms of oxygen (CO2 ). Test Your Knowledge - and learn some interesting things along the way. Send us feedback. We use cookies to enhance your experience on our website, including to provide targeted advertising and track usage. Definition of carbon dioxide written for English Language Learners from the Merriam-Webster Learner's Dictionary with audio pronunciations, usage examples, and count/noncount noun labels. Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Carbon dioxide is a colorless, odorless gas formed during respiration, the decomposition and combustion of organic … Carbon dioxide is a chemical compound composed of one carbon and two oxygen atoms. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. What Is The Difference Between “It’s” And “Its”? How to use a word that (literally) drives some pe... Test your knowledge of the words of the year. Carbon dioxide (CO 2) is a chemical compound.It is a gas at room temperature.It is made of one carbon and two oxygen atoms.People and animals release carbon dioxide when they breathe out. Carbon dioxide has no liquid state at pressures below 5.1 standard atmospheres (520 kPa). What made you want to look up carbon dioxide? Carbon dioxide is a molecule that contains two oxygen atoms and one carbon atom. At higher concentrations it has a sharp, acidic odor. They contained a carbon-dioxide cartridge and could be inflated simply by squeezing them, which punctured the cartridge. It is a greenhouse gas, but it is a minor component of Earth’s atmosphere, formed in combustion of carbon-containing materials, in fermentation, in respiration of animals, and employed by plants in the photosynthesis of carbohydrates. These example sentences are selected automatically from various online news sources to reflect current usage of the word 'carbon dioxide.' Published by Houghton Mifflin Company. It is breathed out of an animal's lungs during respiration, is produced by the decay of organic matter, and is used by plants in photosynthesis. Its chemical formula is CO2 , which means it is one carbon atom bonded to two oxygen atoms. Also, every time something organic is burnt (or a fire is made), it makes carbon dioxide. Natural sources include volcanoes, hot springs and geysers, and it is freed from carbonate rocks by dissolutionin water and acids. Meaning of ***carbon dioxide. The American Heritage® Science Dictionary A colorless gas, carbon dioxide has a faint, sharp odor and a slightly sour taste. Each molecule of carbon dioxide consists of one atom of carbon and two atoms of oxygen. Your blood carries carbon dioxide to your lungs. carbon dioxide definition: 1. the gas formed when carbon is burned, or when people or animals breathe out: 2. the gas formed…. “Affect” vs. “Effect”: Use The Correct Word Every Time. carbon dioxide. Definition of ***carbon dioxide in the Definitions.net dictionary. 2 people chose this as the best definition of carbon-dioxide: The definition of carbon... See the dictionary meaning, pronunciation, and sentence examples. Carbon dioxide is also given off in the burning of. It is a waste product made by your body. It occurs naturally in Earth's atmosphere as a trace gas. Carbon monoxide burns in the air with a blue flame, forming carbon dioxide. carbon dioxide meaning: 1. the gas formed when carbon is burned, or when people or animals breathe out: 2. the gas formed…. Carbon dioxide is also used in refrigeration, fire extinguishers, and carbonated drinks. Carbon dioxide (CO 2) is the primary anthropogenic greenhouse gas responsible for global warming. We Asked, You Answered. Carbon dioxide is a colorless, odorless gas formed during respiration, the decomposition and combustion of organic compounds, and in the reaction of acids with carbonates. Delivered to your inbox! Carbon dioxide formed during respiration is excreted by the lungs. Carbon dioxide is a naturally occurring chemical compound composed of two oxygen atoms covalently bonded to a single carbon atom. What does ***carbon dioxide mean? A tax designed to mitigate or remove the negative externalities of carbon emission, a carbon tax is a type of Pigovian tax. It is often referred to by its formula CO2. Copyright © 2011. “Crow” vs. “Raven”: Do You Know The Difference? The New Dictionary of Cultural Literacy, Third Edition Michael Alberty | For The Oregonian/oregonlive, We Got You This Article on 'Gift' vs. 'Present'. Abbreviated CO2. Which of the following words shares a root with. And if the buses are fueled with biodiesel, carbon-dioxide emissions would be cut by 90 percent. Carbon dioxide (CO2) is released into Earth’s atmosphere mostly by the burning of carbon-containing fuels and the decay of wood and other plant matter. Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free! Learn more. It is a gas at standard temperature and pressure and exists in Earth's atmosphere in this state, as a trace gas at a concentration of 0.039 per cent by volume. It can be found as a gas in the air, or as a solid in the form of dry ice, which is very cold. Describe 2020 In Just One Word? All rights reserved. Carbon dioxide: A gas which is the byproduct of cellular metabolism and which collects in the tissues, is cleared from the tissues by the blood within the veins, is carried by the hemoglobin in the red blood cells, and removed from the body via the lungs in the exhaled air. 'All Intensive Purposes' or 'All Intents and Purposes'? It is an integral part of the carbon cycle, a biogeochemical cycle in which carbon is exchanged between the Earth's oceans, soil, rocks and the biosphere. A carbon dioxide (CO 2) fire extinguisher is a portable, active fire protection device that works by expelling carbon dioxide onto a fire.It works by displacing the oxygen the fire relies upon to continue burning, and it is primarily used to extinguish fires in which the source of the fuel is … the act of a person who encloses something in or as if in a casing or covering, a school giving instruction in one or more of the fine or dramatic arts, a comic character, usually masked, dressed in multicolored, diamond-patterned tights, and carrying a wooden sword or magic wand, Dictionary.com Unabridged Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012. A colorless, odorless gas that is present in the atmosphere and is formed when any fuel containing carbon is burned. Depressions in the carbon-dioxide snow where the hundred-foot pad-feet of ships' landing-legs had pressed down. How Do You Spell Chanukah (Or Is It Hanukkah)? © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Carbon dioxide molecules consist of a carbon atom covalently double bonded to two oxygen atoms. carbon dioxide. Under all conditions found naturally on Earth, CO2 is an invisible, odorless gas. If your language skills aren’t already top-notch, then this vocab quiz can get you up to speed! carbon dioxide cycle synonyms, carbon dioxide cycle pronunciation, carbon dioxide cycle translation, English dictionary definition of carbon dioxide cycle. Accessed 12 Dec. 2020. Please tell us where you read or heard it (including the quote, if possible). Carbon … Formula: CO. A colorless, odorless, incombustible gas formed during respiration, combustion, and organic decomposition and used in inert atmospheres, fire extinguishers, and aerosols. Because carbo… Then air-rejuvenator apparatus reseparated it from the carbon-dioxide you exhaled, so that you could use it over and over. Volvo Tests Ultra-Efficient Plug-in Hybrid-Electric Diesel Bus. Global warming - Global warming - Carbon dioxide: Of the greenhouse gases, carbon dioxide (CO2) is the most significant. But the planetesimal hypothesis has no room for this enormous percentage of carbon-dioxide in the primitive atmosphere. Definition: Carbon dioxide equivalent is a measure used to compare the emissions from various greenhouse gases based upon their global warming potential. Its chemical formula is CO 2. Carbon dioxide, a colorless gas having a faint sharp odor and a sour taste. For example, the global warming potential for methane over 100 years is 21. The American Heritage® Stedman's Medical Dictionary n. 1. “Carbon dioxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/carbon%20dioxide. carbon dioxide - a heavy odorless colorless gas formed during respiration and by the decomposition of organic substances; absorbed from the air by plants in photosynthesis carbonic acid gas , CO2 blackdamp , chokedamp - the atmosphere in a mine following an explosion; high in carbon dioxide and incapable of supporting life Learn a new word every day. The Dictionary.com Word Of The Year For 2020 Is …. A colourless, odourless gas produced by burning carbon and organic compounds and by respiration. 'Nip it in the butt' or 'Nip it in the bud'? Plants and other photoautotrophs use solar energy to produce carbohydrate from atmospheric carbon dioxide and water by photosynthesis. Slight as that amount is, … Definition of carbon-dioxide noun in Oxford Advanced Learner's Dictionary. The carbon dioxide definition is far more simple than its environmental implications would have you think. You breathe out carbon dioxide and breathe in oxygen all day, every day, without thinking about it. Carbon dioxide (CO2) is an odorless, colorless gas. Carbon dioxide is a colorless, odorless gas found in our atmosphere. 2) is an important trace gas in Earth's atmosphere. See the full definition for carbon dioxide in the English Language Learners Dictionary, More from Merriam-Webster on carbon dioxide, Britannica.com: Encyclopedia article about carbon dioxide. A colorless, odorless gas that is present in the atmosphere and is formed when any fuel containing carbon is burned. Natural sources of atmospheric CO2 include outgassing from volcanoes, the combustion and natural decay of organic matter, and respiration by aerobic (oxygen-using) organisms. Published by Houghton Mifflin Harcourt Publishing Company. Why Do “Left” And “Right” Mean Liberal And Conservative? A CO2 blood test measures the amount of carbon dioxide in your blood. Carbon dioxide makes up about 0.03 percent of the air. It is naturally present in air (about 0.03 per cent) and is absorbed by plants in photosynthesis. Published by Houghton Mifflin Harcourt Publishing Company. Learn more. In the U-boat there were potash cartridges to take up the carbon-dioxide, and tanks of pure oxygen to revitalize the air. Information and translations of ***carbon dioxide in the most comprehensive dictionary definitions resource on the web. a colorless, odorless, incombustible gas, CO, a colourless odourless incombustible gas present in the atmosphere and formed during respiration, the decomposition and combustion of organic compounds, and in the reaction of acids with carbonates: used in carbonated drinks, fire extinguishers, and as dry ice for refrigeration. 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Houghton Mifflin Harcourt Publishing Company by the lungs snow where the hundred-foot pad-feet of ships ' landing-legs had down. Vs. “ Raven ” carbon dioxide definition use the Correct word every time Em Dash and how Do you Chanukah. New Dictionary of Cultural Literacy, Third Edition Copyright © 2002, 2001, 1995 Houghton... A single carbon atom covalently double bonded to a single carbon atom air-rejuvenator. Thousands more definitions and Advanced search—ad free the air naturally in Earth 's atmosphere as a trace gas the significant! To two oxygen atoms covalently bonded to two oxygen atoms and one of dioxide.
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