- a particular environment or surrounding influence
- a unit of pressure: the pressure that will support a column of mercury 760 mm high at sea level and 0 degrees centigrade
- the mass of air surrounding the Earth
- the weather or climate at some place
💬 Examples
- "there was an atmosphere of excitement"
- "there was great heat as the comet entered the atmosphere"
- "it was exposed to the air"
- "the atmosphere was thick with fog"