Definition of "rarefied" in English

adjective

1. Distant from the lives and everyday concerns of ordinary people; esoteric, exclusive, select.

   • Philosophical debates can be quite rarefied.

2. Elevated in style or nature, sublime; of high intellectual or moral value.

3. (of a gas etc.) Less dense than usual; thin.

   • The air at high altitudes at the top of mountains is rarefied.

verb

1. simple past and past participle of rarefy