ethereal

[ ih-theer-ee-uh l ]
/ ɪˈθɪər i əl /

adjective

light, airy, or tenuous: an ethereal world created through the poetic imagination.
extremely delicate or refined: ethereal beauty.
heavenly or celestial: gone to his ethereal home.
of or relating to the upper regions of space.
Chemistry. pertaining to, containing, or resembling ethyl ether.
Also ae·the·re·al (for defs 1–4).

Origin of ethereal

1505–15; < Latin aethere(us) (< Greek aithérios), equivalent to aether- ether + -eus adj. suffix + -al1

Related forms

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for ethereal

ethereal

/ (ɪˈθɪərɪəl) /

adjective

extremely delicate or refined; exquisite
almost as light as air; impalpable; airy
celestial or spiritual
of, containing, or dissolved in an ether, esp diethyl etheran ethereal solution
of or relating to the ether

Derived Forms

ethereality or etherealness, nounethereally, adverb

Word Origin for ethereal

C16: from Latin aethereus, from Greek aitherios, from aithēr ether
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for ethereal

ethereal

[ ĭ-thîrē-əl ]

adj.

Characterized by lightness and insubstantiality; intangible.
Of, relating to, or containing ether.

Related forms

e•the′re•ali•ty (-ălĭ-tē) null n.e•there•al•ly adv.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.