[{"Bold_text": "noun", "List Items": ["the gaseous envelope surrounding the earth; the air:a weather balloon rising high into the atmosphere.", "this medium at a given place:the warm, dry atmosphere of the Joshua tree's natural environment.", "Astronomy.the gaseous envelope surrounding a heavenly body:The white ovals seen in Saturn's atmosphere could be intense storms.", "Chemistry.any gaseous envelope or medium:The ether was treated with a sulfate in an atmosphere of coal gas.", "a conventional unit of pressure, the normal pressure of the air at sea level, about 14.7 pounds per square inch (101.3 kilopascals), equal to the pressure exerted by a column of mercury 29.92 inches (760 millimeters) high.:atm.", "a surrounding or pervading mood, environment, or influence:an atmosphere of impending war;a very tense atmosphere.", "the dominant mood or emotional tone of a work of art, as of a play or novel:the chilly atmosphere of a ghost story.", "a distinctive quality, as of a place; character:The old part of town has lots of atmosphere.", "Alsoat·mos·pheres,at·mos[].Radio, Television, Movies.the background sound that is present, or would naturally be present, in the location where a recording or broadcast is made, often recorded as a separate track and then mixed; ambient sound."]}, {"Bold_text": "verb (used with object)", "List Items": ["to give an atmosphere to:The author had cleverly atmosphered the novel for added chills."]}]