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atlas moth
Atlas Mountains
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atm.
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atman
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atmosphere
atmospheric
atmospheric pressure
atmospherics
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atmosphere

at·mos·phere [ átmə sfr ] (plural at·mos·pheres)


noun 
Definition:
 
1. gas around astronomical object: the mixture of gases that surrounds an astronomical object such as the Earth

2. air or climate: the air or climate in a given place

3. mood or tone: a prevailing emotional tone or attitude, especially one associated with a specific place or time

4. mood or tone of artwork: the prevailing tone or mood of a work of art

5. interesting mood of place: an interesting or exciting mood characteristic of a place
a jazz club with lots of atmosphere

6. physics unit of pressure: a unit of pressure defined as the pressure that will support a 760 mm column of mercury at 0°C at sea level, equal to 1.01325 x 105 newtons per square meter

[Mid-17th century. < modern Latin atmosphaera "sphere of vapor" < Greek atmos (see atmo-) + Latin sphaera (see sphere)]
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