
ATMOSPHERE Definition & Meaning - Merriam-Webster
The meaning of ATMOSPHERE is the gaseous envelope of a celestial body (such as a planet). How to use atmosphere in a sentence.
What Is the Atmosphere? - Center for Science Education
The atmosphere is a mixture of gases that surrounds the planet. Without the atmosphere, life on Earth wouldn't be possible.
Atmosphere | Definition, Layers, & Facts | Britannica
Nov 27, 2025 · Earth's atmosphere is a mixture of nitrogen, oxygen, water vapour, carbon dioxide, and several other minor components.
Atmosphere - Wikipedia
An atmosphere is a layer of gases that envelop an astronomical object, held in place by the gravity of the object. The name originates from Ancient Greek ἀτμός (atmós) 'vapour, steam' and σφαῖρα …
The Atmosphere | National Oceanic and Atmospheric Administration
Jul 2, 2024 · The atmosphere is a layer of gas and suspended solids extending from the Earth's surface up many thousands of miles, becoming increasingly thinner with distance but always held by the …
Atmosphere - National Geographic Society
One of the main components of Earth’s interdependent physical systems is the atmosphere. An atmosphere is made of the layers of gases surrounding a planet or other celestial body.
ATMOSPHERE | English meaning - Cambridge Dictionary
ATMOSPHERE definition: 1. the mixture of gases around the earth: 2. a mixture of gases that surrounds any planet: 3. the…. Learn more.
ATMOSPHERE Definition & Meaning | Dictionary.com
ATMOSPHERE definition: the gaseous envelope surrounding the earth; the air. See examples of atmosphere used in a sentence.
atmosphere noun - Definition, pictures, pronunciation and usage …
Definition of atmosphere noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
Atmosphere - NASA Science
Dec 5, 2025 · Atmosphere fosters research and innovation targeting the dynamics and thermodynamics of the atmosphere, its physical and chemical composition, and the interdependent impacts that these …