unmaterial

comparative more unmaterial · superlative most unmaterial

1. Not material; lacking tangible physical form.

   Gianluca was a shadow, an unmaterial being, a thought--anything ethereal, but not a man.

   1895, F. Marion Crawford, Taquisara

   1 more example

   Yet whether other beings, other presences, unmaterial, imponderable, intangible, did not walk the streets along with them, is open to doubt.

   1919, Lucas Malet, Deadham Hard