Rarefy
['reərɪfaɪ] or ['rɛrə,fai]
Definition
(verb.) weaken the consistency of (a chemical substance).
(verb.) make more subtle or refined.
(verb.) lessen the density or solidity of; 'The bones are rarefied'.
Checker: Wayne--From WordNet
Definition
(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.
(v. i.) To become less dense; to become thin and porous.
Checked by Lionel
Synonyms and Synonymous
v. a. Make rarer, make less dense.
Edited by Emily
Synonyms and Antonyms
SYN:Expand, lighten, attenuate, sublimate
ANT:Solidify, condense, thicken
Inputed by Frieda
Examples
- That the lower region of air is often more heated, and so more rarefied, than the upper; consequently, specifically lighter. Benjamin Franklin. Memoirs of Benjamin Franklin.
- Add that the water, being heated and rarefied by the subterraneous fires, may emit fumes, blasts, &c. Benjamin Franklin. Memoirs of Benjamin Franklin.
- In our study of the atmosphere we saw that air can be compressed and rarefied; in other words, we saw that air is very elastic. Bertha M. Clark. General Science.
- The air rarefied between the tropics, and rising, must flow in the higher region north and south. Benjamin Franklin. Memoirs of Benjamin Franklin.
- From a commercial and industrial standpoint a most important class of pump is that known as the compression type; in these, air or any other gas is compressed rather than rarefied. Bertha M. Clark. General Science.
- The air under the equator and between the tropics being constantly heated and rarefied by the sun, rises. Benjamin Franklin. Memoirs of Benjamin Franklin.
Typed by Billie