Are you looking for what she calls herself, or what others call her? What society or race interacts with her the most? What sort of culture are the titans who guard her?
For what she calls herself,
<Sound of freezing sleet blown through an evergreen forest in the dead of winter>; it's a hissing, overtone-heavy, reverberating moan, with a soft rhythmic pattering in the higher registers. It's a sound a dragon can make, the chewies can't make a sound that layered.
For what others call her?
Glacidenta
Isschialess
Shivers-in-night
That frozen bi***