aura
     n 1: a sensation (as of a cold breeze or bright light) that
          precedes the onset of certain disorders such as a
          migraine attack or epileptic seizure
     2: an indication of radiant light drawn around the head of a
        saint [syn: {aureole}, {halo}, {nimbus}, {glory}, {gloriole}]
     3: a distinctive but intangible quality surrounding a person or
        thing; "an air of mystery"; "the house had a neglected
        air"; "an atmosphere of defeat pervaded the candidate's
        headquarters"; "the place had an aura of romance" [syn: {air},
         {atmosphere}]
     [also: {aurae} (pl)]
Source: WordNet® 2.0