All 6 Uses

aura
in
The Hidden Oracle
(Auto-generated)

Meg now had an elfish springtime aura that reminded me very much of a dryad.†
p. 38.6 *
Meg had another sort of aura ...one I would have been able to recognize easily if I were a god.†
p. 47.7
There's an aura of death around you—a thick possibility of death.†
p. 91.4
I did not want an aura of death hanging over me.†
p. 91.6
Uh, the thing is, you've got this aura around you like you just broke a sacred oath, maybe one you swore on the River Styx?†
p. 238.1
On Half-Blood Hill, a silver aura surrounded the Athena Parthenos.†
p. 317.7

Definitions:

(1) (aura)
A distinctive quality, mood, or feeling that seems to surround a person, place, or thing; or, more literally, a glowing light shown around someone's head or body in spiritual or artistic images
(2) (meaning too rare to warrant focus)
In medicine, an "aura" can reference 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.