<p><strong>Noun</strong></p><ul><li>a distinctive and pervasive quality or character; air; atmosphere: an aura of respectability; an aura of friendliness.</li><li>a subtly pervasive quality or atmosphere seen as emanating from a person, place, or thing.</li><li>Pathology. a sensation, as of lights or a current of warm or cold air, preceding an attack of migraine or epilepsy.</li></ul>