The word "ethereal" means something that is very delicate, light, and heavenly. It describes things that are airy and seem to belong to a different world or realm. Full definition
Even though they are darker in nature, the paintings remain true to his style portraying floating animals and human figures in ethereal backgrounds. (galleryintell.com)
On television the fight had a more ethereal quality. (si.com)
You styled it beautifully, and I love how the feminine, ethereal look of the dress contrasts with the military jacket and sexy shoes. (stylewich.com)