ATMOSPHERE

noun Etymology: New Latin atmosphaera, from Greek atmos vapor + Latin sphaera sphere Date: 1677 1. the gaseous envelope of a celestial body (as a planet), the whole mass of air surrounding the earth, the air of a locality, a surrounding influence or environment , a unit of pressure equal to the pressure of the air at sea level or approximately 14.7 pounds per square inch (101,325 pascals), 5. the overall aesthetic effect of a work of art, an intriguing or singular tone, effect, or appeal , ~d adjective