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rarefy

[ rair-uh-fahy ]
/ 藞r蓻蓹r 蓹藢fa瑟 /
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See synonyms for: rarefy / rarefied on Thesaurus.com

verb (used with object), rar路e路fied, rar路e路fy路ing.
to make rare or rarer; make less dense: to rarefy a gas.
to make more refined, spiritual, or exalted.
verb (used without object), rar路e路fied, rar路e路fy路ing.
to become rare or less dense; become thinned: Moisture rarefies when heated.
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Origin of rarefy

First recorded in 1350鈥1400; Middle English rarefien, from Middle French rarefier, from Medieval Latin r膩rific膩re, from Latin r膩r膿facere, equivalent to r膩r膿-, irregular, unexplained combining form of r膩rus + facere 鈥渢o make鈥; see origin at rare1, -fy

OTHER WORDS FROM rarefy

rar路e路fi路a路ble, adjectiverar路e路fi路er, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, 漏 Random House, Inc. 2023

How to use rarefy in a sentence

British Dictionary definitions for rarefy

rarefy
/ (藞r蓻蓹r瑟藢fa瑟) /

verb -fies, -fying or -fied
to make or become rarer or less dense; thin out

Derived forms of rarefy

rarefiable, adjectiverarefier, noun

Word Origin for rarefy

C14: from Old French rar茅fier, from Latin r膩r膿facere, from r膩rus rare 1 + facere to make
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition 漏 William Collins Sons & Co. Ltd. 1979, 1986 漏 HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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