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The meaning of ATMOSPHERE is the gaseous envelope of a celestial body (such as a planet). How to use atmosphere in a sentence.
Atmosphere definition: the gaseous envelope surrounding the earth; the air. See examples of ATMOSPHERE used in a sentence.
a mixture of gases that surrounds any planet: the search for planets with a breathable atmosphere. B2 [ S ] the air that you breathe in a place: The atmosphere in the room was so stuffy I could hardly breathe. A few plants in an office will improve the atmosphere.
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.
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.
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.
Oct 19, 2023 · noun. lowest layer of the Earth's atmosphere, extending from the surface to about 16 kilometers (10 miles) above. Earth’s atmosphere is so much more than the air we breathe. A trip from the surface of Earth to outer space would result in passing through five different layers, each with very different characteristics.
