Ethereal

ethereal (ɪˈθɪərɪəl) 

adj

           1. extremely delicate or refined; exquisite

           2. almost as light as air; impalpable; airy

           3. celestial or spiritual

           4. (Chemistry) of, containing, or dissolved in an ether, esp diethyl ether: an   ethereal solution.

           5. of or relating to the ether

[C16: from Latin aethereus, from Greek aitherios, from aithērether]

eˌthereˈality eˈtherealness n eˈthereally adv

 

 

ethereal synonyms:  

 dainty, delicate, exquisite, fine, insubstantial, light, rarefied, refined, subtle, tenuous,aerial, airy, fairy, impalpable, intangible, light, rarefie, celestial, empyreal, heavenly, spiritual, sublime, unearthly, unworldly

Origin