etheric

American

[ih-ther-ik, ih-theer-] / ɪˈθɛr ɪk, ɪˈθɪər- /

Also aetheric

adjective

of or relating to the chemical ether.

Efficient and selective cleavage of etheric carbon-oxygen bonds is crucial for converting biomass into liquid transportation fuels.
of or relating to ether, a substance believed by the ancients to fill the upper regions of space.

Across the top of the fresco, the artist depicts allegorical representations of the planets orbiting the heavens on a rainbow ring within the etheric clouds.
Physics. of or relating to ether, a hypothetical substance postulated to occupy all space.

The etheric hypothesis was effectively disproven by Einstein’s theory of relativity.
of or relating to the heavens or a spiritual world or plane of existence.

Souls exist in the vast domain diversely referred to by mystics and theologians as the etheric realm, heaven, or the afterlife.
of or relating to a person’s aura, a quality or atmosphere seen as emanating from someone.

The gemstones in this pendant were chosen to enhance the body's own etheric field.
Rare. ethereal.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023