Emily Dickinson Lexicon

ethereal (etherial), adj. [see ether, n.] (webplay: air, corporeal, light, natures, spirit).

1. Heavenly; celestial; seraphic; of spirit; existing beyond mortality; [fig.] divine; godly.
2. Unearthly; supernatural; mystical; mysterious; unexplainable; immortal; beyond death.
3. To the spirit; to the soul.
4. Airy; imperceptible; intangible.
5. [Fig.] blessed; favored; fortunate; glorious.
6. [Fig.] ephemeral; brief; fleeting; temporary; momentary; short-lived.