rarefy
Americanverb (used with object)
-
to make rare or rarer; make less dense.
to rarefy a gas.
-
to make more refined, spiritual, or exalted.
verb (used without object)
verb
Other Word Forms
Etymology
Origin of rarefy
First recorded in 1350–1400; Middle English rarefien, from Middle French rarefier, from Medieval Latin rārificāre, from Latin rārēfacere, equivalent to rārē-, irregular, unexplained combining form of rārus + facere “to make”; see origin at rare 1, -fy
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Although these sculptures pay tribute to commercialism, they rarefy it to something austere — or at least as austere as anything with pulsing green lights can be.
From Washington Post • Apr. 19, 2018
Of course it’s serious, and art is serious, but I’m not going to rarefy it.”
From New York Times • Dec. 16, 2011
It contains moist air and a movable diaphragm or piston to rarefy it suddenly.
From Time Magazine Archive
![]()
The rarefy of the atmosphere continued to affect the wood-work of the wagons, and the wheels were incessantly falling to pieces.
From The Adventures of Captain Bonneville, U. S. A., in the Rocky Mountains and the Far West by Bonneville, Benjamin Louis Eulalie de
But extend this vapour, rarefy it; from so narrow a room as our natural bodies, to any politic body, to a state.
From Devotions Upon Emergent Occasions Together with Death's Duel by Donne, John
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.