incorporeal β not corporeal or material; insubstantial.
nonmaterial β not material or composed of matter.
aerial β You talk about aerial attacks and aerial photographs to indicate that people or things on the ground are attacked or photographed by people in aeroplanes.
airy β If a building or room is airy, it has a lot of fresh air inside, usually because it is large.
apparitional β of or relating to an apparition or apparitions; ghostly, spectral
asomatous β having no material body; incorporeal.
bodiless β having no body or substance; incorporeal or insubstantial
celestial β of or in the sky or universe, as planets or stars
discarnate β without a physical body; incorporeal.
disembodied β to divest (a soul, spirit, etc.) of a body.
dreamlike β a succession of images, thoughts, or emotions passing through the mind during sleep.
dreamy β of the nature of or characteristic of dreams; visionary.
ghostly β of, characteristic of, or resembling a ghost; phantasmal; spectral.