rarefy

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rar·e·fy

also rar·i·fy (râr′ə-fī′)
v. rar·e·fied, rar·e·fy·ing, rar·e·fies also rar·i·fied or rar·i·fy·ing or rar·i·fies
v.tr.
1. To make thin or less dense, as air.
2. To purify or refine: "The [medieval] Italians ... rarefy the image of the lady, treating her as a quasi-celestial figure" (Marcia L. Colish).
v.intr.
To become thin or less dense.

[Middle English rarefien, from Old French rarefier, from Medieval Latin rārificāre, alteration of Latin rārēfacere : rārus, rare + facere, to make; see dhē- in Indo-European roots.]

rar′e·fi′a·ble adj.

rarefy

(ˈrɛərɪˌfaɪ)
vb, -fies, -fying or -fied
to make or become rarer or less dense; thin out
[C14: from Old French raréfier, from Latin rārēfacere, from rārus rare1 + facere to make]
ˈrareˌfiable adj
ˈrareˌfier n

rar•e•fy

(ˈrɛər əˌfaɪ)

v. -fied, -fy•ing. v.t.
1. to make rare or rarer; make less dense: to rarefy a gas.
2. to make more refined or spiritual.
v.i.
3. to become less dense; become thinned.
[1350–1400; Middle English < Middle French rarefier « Latin rārēfacere=rārē-, comb. form of rārus rare1 (for expected rāri-; orig. of -ē- unclear) + facere to make; see -fy]

rarefy


Past participle: rarefied
Gerund: rarefying

Imperative
rarefy
rarefy
Present
I rarefy
you rarefy
he/she/it rarefies
we rarefy
you rarefy
they rarefy
Preterite
I rarefied
you rarefied
he/she/it rarefied
we rarefied
you rarefied
they rarefied
Present Continuous
I am rarefying
you are rarefying
he/she/it is rarefying
we are rarefying
you are rarefying
they are rarefying
Present Perfect
I have rarefied
you have rarefied
he/she/it has rarefied
we have rarefied
you have rarefied
they have rarefied
Past Continuous
I was rarefying
you were rarefying
he/she/it was rarefying
we were rarefying
you were rarefying
they were rarefying
Past Perfect
I had rarefied
you had rarefied
he/she/it had rarefied
we had rarefied
you had rarefied
they had rarefied
Future
I will rarefy
you will rarefy
he/she/it will rarefy
we will rarefy
you will rarefy
they will rarefy
Future Perfect
I will have rarefied
you will have rarefied
he/she/it will have rarefied
we will have rarefied
you will have rarefied
they will have rarefied
Future Continuous
I will be rarefying
you will be rarefying
he/she/it will be rarefying
we will be rarefying
you will be rarefying
they will be rarefying
Present Perfect Continuous
I have been rarefying
you have been rarefying
he/she/it has been rarefying
we have been rarefying
you have been rarefying
they have been rarefying
Future Perfect Continuous
I will have been rarefying
you will have been rarefying
he/she/it will have been rarefying
we will have been rarefying
you will have been rarefying
they will have been rarefying
Past Perfect Continuous
I had been rarefying
you had been rarefying
he/she/it had been rarefying
we had been rarefying
you had been rarefying
they had been rarefying
Conditional
I would rarefy
you would rarefy
he/she/it would rarefy
we would rarefy
you would rarefy
they would rarefy
Past Conditional
I would have rarefied
you would have rarefied
he/she/it would have rarefied
we would have rarefied
you would have rarefied
they would have rarefied
ThesaurusAntonymsRelated WordsSynonymsLegend:
Verb1.rarefy - lessen the density or solidity of; "The bones are rarefied"
alter, change, modify - cause to change; make different; cause a transformation; "The advent of the automobile may have altered the growth pattern of the city"; "The discussion has changed my thinking about the issue"
2.rarefy - make more subtle or refined
alter, change, modify - cause to change; make different; cause a transformation; "The advent of the automobile may have altered the growth pattern of the city"; "The discussion has changed my thinking about the issue"
3.rarefy - weaken the consistency of (a chemical substance)
chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
weaken - lessen the strength of; "The fever weakened his body"

rarefy

verb
To become diffuse:
Translations

rarefy

[ˈrɛərɪfaɪ]
A. VTenrarecer
B. VIenrarecerse

rarefy

vt air, atmosphereverdünnen, dünn werden lassen; (fig)exklusiv machen
vi (air)dünn werden