Look up: rarefy

1. rarefy
   to make thin to make less dense to purify or refine 
   Found on http://www.graduateshotline.com/list.htm
   
   
2. rarefy
   [v] - lessen the density or solidity (of a substance) 2. [v] - make more subtle or refined 3. [v] - weaken the consistency of (a chemical substance)
   Found on http://www.webdictionary.co.uk/definitio
   
   
3. Rarefy
   Rar'e·fy (răr'e*fī; 277) transitive verb [ imperfect & past participle Rarefied (- fīd); present participle & verbal noun Rarefying (- fī`ĭng).] [ French <...
   Found on http://www.encyclo.co.uk/webster/R/12
   
   
4. Rarefy
   Rar'e·fy intransitive verb To become less dense; to become thin and porous. 'Earth rarefies to dew.' Dryden.
   Found on http://www.encyclo.co.uk/webster/R/12
   
   
5. rarefy
   To become light or less dense. ... (05 Mar 2000) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
6. rarefy
   verb make more subtle or refined
   Found on http://wordnetweb.princeton.edu/perl/web
   
   
7. Rarefy
   • (v. i.) To become less dense; to become thin and porous. • (v. t.) To make rare, thin, porous, or less dense; to expand or enlarge without adding any new portion of matter to; -- opposed to condense.
   Found on http://thinkexist.com/dictionary/meaning
   
   
8. rarefy
   Type: Term Pronunciation: rār′ĕ-fī Definitions: 1. To become light or less dense.
   Found on http://www.medilexicon.com/medicaldictio