rarefied

Adj.	1.	rarefied - having low density; "rare gasses"; "lightheaded from the rarefied mountain air" Synonyms: rarified, rare
	2.	rarefied - reserved for an elite group Synonyms: rarified
	3.	rarefied - of high moral or intellectual value; elevated in nature or style; "an exalted ideal"; "argue in terms of high-flown ideals"- Oliver Franks; "a noble and lofty concept" Synonyms: exalted, high-minded, lofty, noble-minded, idealistic, high-flown, rarified