atmosphere
//ˈæt.məs.fɪər//
Noun
atmosphereSingular
atmospheresPlural
1
The layer of gases surrounding a planet, especially Earth, held in place by gravity.
Earth's atmosphere protects us from harmful radiation from space.
2
The air in a particular place, especially in an enclosed space.
The atmosphere in the room was stuffy and uncomfortable.
3
The pervading mood or feeling of a place, situation, or work of art.
The restaurant has a relaxed atmosphere.
4
A unit of pressure equal to the air pressure at sea level, approximately 101,325 pascals.
The pressure inside the tank was measured at 2 atmospheres.