[1] : The Collaborative International Dictionary of English v.0.48

rarefy \rar"efy\ ra^r"-efimac; 277, v. t. imp.  p.
   p. rarefied ra^r"-efimacd; p. pr.  vb. n.
   rarefying ra^r"-efimac`i^ng. f. rar'efier;
   l. rarus rare + -ficare in comp. to make; cf. l.
   rarefacere. see -fy.
   to make rare, thin, porous, or less dense; to expand or
   enlarge without adding any new portion of matter to; --
   opposed to condense.
   1913 webster
see also:
rarefied rarefying -fy 

[2] : WordNet (r) 2.0

rarefied
     adj 1: having low density; "rare gasses"; "lightheaded from the
            rarefied mountain air" syn: rare, rarified
     2: reserved for an elite group syn: rarified
     3: 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" syn:
        exalted, high-flown, high-minded, lofty, rarified,
         idealistic, noble-minded
see also:
rare rarified exalted high-flown high-minded lofty 
idealistic noble-minded 

[3] : WordNet (r) 2.0

rarefy
     v 1: lessen the density or solidity of; "the bones are rarefied"
     2: make more subtle or refined syn: sublimate, subtilize
     3: weaken the consistency of a chemical substance syn: attenuate
     also: rarefied
see also:
sublimate subtilize attenuate rarefied 

[4] : WordNet (r) 2.0

rarefied
     see rarefy
see also:
rarefy 

[5] : Moby Thesaurus II by Grady Ward, 1.0

94 moby thesaurus words for "rarefied":
   adulterated, air-built, airy, attenuate, attenuated, boyish,
   chimerical, clannish, cliquish, cloud-built, cut, dainty, delicate,
   diaphanous, dilute, diluted, dreamlike, elevated, esoteric,
   ethereal, exalted, exclusive, fanciful, fatuitous, fatuous, fine,
   fine-drawn, finespun, flimsy, frail, gaseous, gauzy, girlish,
   gossamer, gossamery, gracile, high, illusory, imaginary,
   insubstantial, lacy, lean, light, lofty, misty, noble, papery,
   phantomlike, private, rare, reduced, scant, scanty, select,
   shadowy, slender, slenderish, slight, slight-made, slim, slimmish,
   slinky, small, sparse, spirituous, sublime, subtile, subtle,
   svelte, sylphlike, tenuous, thin, thin-bodied, thin-set, thin-spun,
   thinned, thinned-out, thinnish, threadlike, uncompact,
   uncompressed, unreal, unsubstantial, vague, vaporous, wasp-waisted,
   watered, watered-down, watery, weak, willowy, windy, wiredrawn,
   wispy

Rarefied >> R Words
Rarefied, definition of term: Rarefied
rarefied_pag1.html

Model of Response of Pressure Sensor in Rarefied Flow
...Effects of rarefied flow are represented by letting fluid elements ... Steady-state-response tests were performed under rarefied-flow ... ..
http://www.nasatech.com/Briefs/Jan99/DRC9534.html, score=100, date indexed=January 13, 2006, 10:39 pm

rarefied: Definition, Synonyms and Much More From Answers.com
...WordNet information about rarefied. WordNet 1.7.1 Copyright © 2001 by ... rarefied. adjective. Marked by great diffusion of component particles ... ..
http://www.answers.com/main/ntquery?tname=rarefied&hl=esoteric&sbid=lc02a, score=100, date indexed=December 18, 2005, 2:13 pm

OM Belotserkovskii -Rarefied Gas Dynamics -
...Rarefied Gas Dynamics No. 1: Rarefied Gas Dynamics . [written by]. OM ... Rarefied Gas Dynamics Space Science and Engineering Progress in ... ..
http://www.reviewofbooks.net/299906rarefied_gas_dynamics.html, score=93, date indexed=November 25, 2005, 10:51 pm

Centre for Microfluidics - Rarefied Gas Dynamics
...For further information on rarefied gas dynamics in micro-devices ... Inverted velocity profiles in rarefied cylindrical Couette gas flow ... ..
http://www.cse.clrc.ac.uk/ceg/rgd.shtml, score=93, date indexed=January 10, 2006, 6:00 pm

RGD24 International Symposium on Rarefied Gas Dynamics
...... about theoretical and experimental methods to study rarefied gas ... ..
http://www.rgd24.ba.cnr.it/, score=87, date indexed=December 30, 2005, 8:14 am

Cedarburg prices reaching rarefied air
... ..
http://www.gmtoday.com/news/local_stories/2004/April_04/04052004_09.asp, score=87, date indexed=November 21, 2005, 12:01 pm

Strive.To Vocab Daily "rarefied"
...The Word of the Day for December 11 is: rarefied • \RAIR-uh-fide\ ... In its original uses back in the 1600s, the adjective "rarefied" was ... ..
http://mail.nl.linux.org/linux-crypto/2003-12/msg00032.html, score=75, date indexed=November 18, 2005, 11:22 am

Masters At Work Messages - Rarefied every Wed : Jan 18 "War and Peace"
...Rarefied every Wed : Jan 18 "War and Peace" Rarefied. Rare Grooves ... Our ongoing mission for Rarefied is to broaden on the definition of “ ... ..
http://www.mawrecords.com/bb/showthread.php?goto=lastpost&forumid=7, score=71, date indexed=January 5, 2006, 3:15 am

New Page 1
...... Simple-Shape Bodies in Hypersonic Rarefied-Gas Flows," Rarefied Gas ... Comparative Analysis of Hypersonic Rarefied Gas Flows near Simple- ... ..
http://www.rivier.edu/faculty/vriabov/publicat.htm, score=71, date indexed=January 21, 2006, 3:17 pm

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