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- Dictionaryatmosphere/ˈatməsfɪə/
noun
- 1. the envelope of gases surrounding the earth or another planet: "part of the sun's energy is absorbed by the earth's atmosphere" Similar
- 2. the pervading tone or mood of a place, situation, or creative work: "the hotel has won commendations for its friendly, welcoming atmosphere" Similar
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An atmosphere is a blanket of gases that surrounds Earth. It is held near the surface of the planet by Earth’s gravitational attraction. Argon, oxygen and nitrogen from the three main constituents of the atmosphere. Definition.
An atmosphere (from Ancient Greek ἀτμός (atmós) 'vapour, steam', and σφαῖρα (sphaîra) 'sphere') is a layer of gasses that envelop an astronomical object, held in place by the gravity of the object. A planet retains an atmosphere when the gravity is great and the temperature of the atmosphere is low.
ATMOSPHERE definition: 1. the mixture of gases around the earth: 2. a mixture of gases that surrounds any planet: 3. the…. Learn more.
The atmosphere is a mixture of gases that surrounds the Earth. It helps make life possible by providing us with air to breathe, shielding us from harmful ultraviolet (UV) radiation coming from the Sun, trapping heat to warm the planet, and preventing extreme temperature differences between day and night.
atmosphere. noun. at· mo· sphere ˈat-mə-ˌsfir. Synonyms of atmosphere. 1. a. : the gaseous envelope of a celestial body (such as a planet) b. : the whole mass of air surrounding the earth. 2. : the air of a locality. the stuffy atmosphere of the waiting room. 3. : a surrounding influence or environment. an atmosphere of hostility. 4.
Jun 3, 2024 · Atmosphere, the gas and aerosol envelope that extends from the ocean, land, and ice-covered surface of a planet outward into space. The density of the atmosphere decreases outward, because the planet’s gravitational attraction, which pulls the gases and aerosols inward, is greatest close to the surface.
Atmosphere definition: the gaseous envelope surrounding the earth; the air. See examples of ATMOSPHERE used in a sentence.
a standard unit of pressure used to measure atmospheric pressure, equal to the pressure exerted by a column of mercury that is 760 millimeters (29.9213 inches) high at 0°C at sea level (101,325 pascals or 1,013.25 millibars or 14.70 pounds per square inch): abbrev.
1. The spheroidal gaseous envelope surrounding any of the… 2. transferred. A gaseous envelope surrounding any substance. Expand. 3. A supposed outer envelope of effective influence… Expand. 4. figurative. Surrounding mental or moral element… 5. The air in any particular place, esp. as affected in its… 6.
1. (Physical Geography) the gaseous envelope surrounding the earth or any other celestial body. See also troposphere, stratosphere, mesosphere, ionosphere. 2. the air or climate in a particular place: the atmosphere was thick with smoke. 3. a general pervasive feeling or mood: an atmosphere of elation. 4.
