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.
- Also ae·ther·ic (for defs. 2-6) .
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023