ˈȯrə noun
( plural auras -əz ; also au·rae -ˌrē)
Etymology: Middle English, from Latin, breeze, air, from Greek; akin to Old English weder weather — more at weather
1.
a. : a distinctive and often subtle sensory stimulus (as an aroma)
an aura of rosebuds filled the room
b. : a distinctive highly individualized atmosphere surrounding or attributed to a given source
the warm earthy aura of an old country inn, breathing friendliness and cheer
c. : distinctive appearance or impression : aspect
everything they did had a smug aura of respectability
2.
a. : a luminous radiation : enveloping glow : nimbus
she sparkled with vitality and seemed always to move in an aura of brightness
b. : astral body
3. : a subjective sensation (as of voices, colored lights, or crawling and numbness) experienced before an attack of epilepsy, migraine, or certain other nervous disorders
4. geology : a zone of metamorphism surrounding an intrusive igneous body