Definitions for aethers

• Definition
• Anagrams (247)

aethers ae·ther

Spelling: [ee-ther]

IPA: /ˈi θər/

Aethers is a 7 letter English word. It's valid Scrabble word worth 9 points. It's valid Words with friends word worth 8 points.

You can make 247 anagrams from letters in aethers (aeehrst).

Definitions for aethers

noun

1. ether (defs 3–5).
2. (initial capital letter) the ancient Greek personification of the clear upper air of the sky.
3. Also called diethyl ether, diethyl oxide, ethyl ether, ethyl oxide, sulfuric ether. Chemistry, Pharmacology. a colorless, highly volatile, flammable liquid, C 4 H 10 O, having an aromatic odor and sweet, burning taste, derived from ethyl alcohol by the action of sulfuric acid: used as a solvent and, formerly, as an inhalant anesthetic.
4. Chemistry. (formerly) one of a class of compounds in which two organic groups are attached directly to an oxygen atom, having the general formula ROR.
5. the upper regions of space; the clear sky; the heavens.
6. the medium supposed by the ancients to fill the upper regions of space.
7. Physics. a hypothetical substance supposed to occupy all space, postulated to account for the propagation of electromagnetic radiation through space.

Origin of aethers

1350-1400; Middle English Latin aethēr the upper air, pure air, ether Greek aithḗr, akin to aíthein to glow, burn, Old English ād funeral pyre, Latin aestus heat

Examples for aethers

That the aether is universal is proved by the phenomena of light.

We shall see that this is so when we come to deal with the density of the aether.

It has already been pointed out in Art. 29 that aether is matter.

We have not the slightest reason to believe that aether is imponderable.

Let us therefore revert to our hypothesis of the aether as given in Art. 45.

What intense activity it must generate in the aether near its surface!

If aether be matter, therefore, then it must also possess inertia.

Now what is the property of the aether on which all reflection and refraction is based?

This problem will also be dealt with from the standpoint of our new conception of the aether.

Thus the aether is both universal and infinite in its extent.