rarefied [ rair-uh-fahyd ]
1. extremely high or elevated; lofty; exalted: the rarefied atmosphere of a scholarly symposium.
2. of, belonging to, or appealing to an exclusive group; select; esoteric: rarefied tastes.
exalted, esoteric, lofty, select, elevated, private, cliquish
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Origin: First recorded in 1625–35; rarefy + -ed
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