from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Not dense; thin.
  • adjective Belonging to or reserved for a small select group; exclusive.
  • adjective Refined or esoteric.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Esoteric.
  • adjective of a gas, etc. Less dense than usual.
  • verb Simple past tense and past participle of rarefy.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective having low density
  • adjective of high moral or intellectual value; elevated in nature or style


Sorry, no etymologies found.


Help support Wordnik (and make this page ad-free) by adopting the word rarefied.



Log in or sign up to get involved in the conversation. It's quick and easy.