[ ih-ther-ik, ih-theer- ]
/ ɪˈθɛr ɪk, ɪˈθɪər- /
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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.
Apostrophes can be tricky; prove you know the difference between "it’s" and "its" in this crafty quiz!
Question 1 of 8
On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.
Also ae·ther·ic (for defs. 2-6) .

Origin of etheric

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022