Word Explorer

Ether

/ˈiːθə/

The substance formerly supposed to fill the upper regions of the atmosphere above the clouds, in particular as a medium breathed by deities.

Full Dictionary Entry

📖 Definitions of "Ether"

noun

1
The substance formerly supposed to fill the upper regions of the atmosphere above the clouds, in particular as a medium breathed by deities.
2
Often as aether and more fully as luminiferous aether: a substance once thought to fill all unoccupied space that allowed electromagnetic waves to pass through it and interact with matter, without exerting any resistance to matter or energy; its existence was disproved by the 1887 Michelson–Morley experiment and the theory of relativity propounded by Albert Einstein (1879–1955).
3
The atmosphere or space as a medium for broadcasting radio and television signals; also, a notional space through which Internet and other digital communications take place; cyberspace.
4
A particular quality created by or surrounding an object, person, or place; an atmosphere, an aura.

🔄 Synonyms of "Ether"

7 synonyms found via WordNet and Google Books.

Word	Definition
quintessencenoun	A thing that is the most perfect example of its type; the most perfect embodiment of something; epitome, prototype.
aethernoun	(Greek mythology) One of the Greek primordial deities who was the personification of light, brother-husband of Hemera and grandson of Chaos.
ethyl ethernoun	(organic chemistry) Synonym of diethyl ether.
ethoxyethanenoun	(organic chemistry, systematic name) diethyl ether.
vinyl ethernoun	a colorless volatile highly inflammable liquid formerly used as an inhalation anesthetic
divinyl ether	the organic compound with the formula .
diethel ether	—

💡 Words with a Similar Meaning to "Ether"

Found via reverse dictionary — words that share a conceptual meaning.

Word	Definition
aethernoun	(Greek mythology) One of the Greek primordial deities who was the personification of light, brother-husband of Hemera and grandson of Chaos.
quintessencenoun	A thing that is the most perfect example of its type; the most perfect embodiment of something; epitome, prototype.
ethoxyethanenoun	(organic chemistry, systematic name) diethyl ether.
ethyl ethernoun	(organic chemistry) Synonym of diethyl ether.
divinyl ether	the organic compound with the formula .
vinyl ethernoun	a colorless volatile highly inflammable liquid formerly used as an inhalation anesthetic
anestheticnoun	(American spelling, medicine) A substance administered to reduce the perception of pain or to induce numbness for surgery and may render the recipient unconscious.
luminiferous	Producing or transmitting light; luminous.
flasknoun	A container used to discreetly carry a small amount of a hard alcoholic beverage; a pocket flask.
petrolic	Of or pertaining to petroleum
tognoun	(informal) A photographer, especially a professional one.
ozonic	Of or pertaining to ozone.
octanoun	(meteorology) The proportion of the sky that is obscured by clouds, in eighths (one octa means that one eighth of the sky is obscured, two octas that one quarter is obscured, and so on).
oblivionnoun	The state of forgetting completely, of being oblivious, unconscious, unaware, as when sleeping, drunk, or dead.
lightnoun	(physics, uncountable) Electromagnetic radiation in the wavelength range visible to the human eye (about 400–750 nanometers): visible light.
firmamentnoun	(usually uncountable, literary, poetic, also figuratively) The vault of the heavens, where the clouds, sun, moon, and stars can be seen; the heavens, the sky.
oxidenoun	(chemistry) A binary chemical compound of oxygen with another chemical element.
cosmosnoun	(countable) The universe regarded as a system with harmony and order.
divinylnoun	(chemistry) Two vinyl functional groups in a molecule
oenanthic	Alternative form of enanthic. [Of or pertaining to enanthic acid or its derivatives.]