say it: i-THIR-ee-uhl
ethereal is an adjective meaning "characterized by lightness and insubstantiality; as impalpable or intangible as air". It carries 4 recorded senses.
characterized by lightness and insubstantiality; as impalpable or intangible as air
“figures light and aeriform come unlooked for and melt away”
“aerial fancies”
“an airy apparition”
“physical rather than ethereal forms”
of or containing or dissolved in ether
“ethereal solution”
chemistry
Definitions, synonyms and semantic relations for ethereal come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.