英语词汇“ether”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

e·ther

(ēthər)

1. Any of a class of organic compounds in which two hydrocarbon groups are linked by an oxygen atom.

2. A volatile, highly flammable liquid, C₄H₁₀O, derived from distilling ethyl alcohol with sulfuric acid, used as a reagent and solvent, and formerly used as an anesthetic. Also called diethyl ether, ethyl ether.

3. The regions of space beyond the earth's atmosphere; the heavens.

4. The element believed in ancient and medieval civilizations to fill all space above the sphere of the moon and to compose the stars and planets.

5. Physics An all-pervading, infinitely elastic, massless medium formerly postulated as the medium of propagation of electromagnetic waves.

[Middle English, upper air, from Latin aethēr, from Greek aithēr.]

e·theric (ĭ-thĕrĭk, ĭ-thîr-) adj.

单词	ether
释义	e·ther (ēthər) n. 1. Any of a class of organic compounds in which two hydrocarbon groups are linked by an oxygen atom. 2. A volatile, highly flammable liquid, C₄H₁₀O, derived from distilling ethyl alcohol with sulfuric acid, used as a reagent and solvent, and formerly used as an anesthetic. Also called diethyl ether, ethyl ether. 3. The regions of space beyond the earth's atmosphere; the heavens. 4. The element believed in ancient and medieval civilizations to fill all space above the sphere of the moon and to compose the stars and planets. 5. Physics An all-pervading, infinitely elastic, massless medium formerly postulated as the medium of propagation of electromagnetic waves. [Middle English, upper air, from Latin aethēr, from Greek aithēr.] e·theric (ĭ-thĕrĭk, ĭ-thîr-) adj.
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