Rarefy

//ˈɹɛəɹəˌfaɪ//

Synonyms for "rarefy" (62 found)

Ranked by relevance and common usage.

Related word relations

OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.

8 relation types

More general

4 entries

Antonyms

1 entries

Synonyms

1 entries

Related terms

1 entries

derived from

1 entries

has context

1 entries

manner of

2 entries

related to

8 entries

Translations

45 translations across 17 languages.

Powered by Wiktionary

Belarusian

2 entries
  • разрэ́джваць verb (to make rare etc.)
  • разрэ́дзіць verb (to make rare etc.)

Bengali

1 entries
  • তরল বা পাতলা করা verb (to make rare etc.)

Bulgarian

2 entries
  • раздувам verb (to enlarge without adding new matter)
  • разреждам verb (to make rare etc.)

Catalan

1 entries
  • enrarir verb (to make rare etc.)

Finnish

4 entries
  • harventaa verb (to make rare etc.)
  • harventaa verb (to enlarge without adding new matter)
  • ohentaa verb (to make rare etc.)
  • ohentaa verb (to enlarge without adding new matter)

French

1 entries
  • raréfier verb (to make rare etc.)

German

4 entries
  • aufblasen verb (to enlarge without adding new matter)
  • ausdünnen verb (to make rare etc.)
  • evakuieren verb (to make rare etc.)
  • expandieren verb (to make rare etc.)

Italian

1 entries
  • rarefare verb (to make rare etc.)

Māori

1 entries
  • whakaonge verb (to make rare etc.)

Polish

4 entries
  • rafinować verb (to enlarge without adding new matter)
  • rozcieńczać verb (to make rare etc.)
  • rozcieńczyć verb (to make rare etc.)
  • rozrzedzać verb (to make rare etc.)

Portuguese

1 entries
  • rarefazer verb (to make rare etc.)

Romanian

1 entries
  • rarefia verb (to make rare etc.)

Russian

2 entries
  • разреди́ть verb (to make rare etc.)
  • разрежа́ть verb (to make rare etc.)

Slovene

1 entries
  • razredčiti verb (to make rare etc.)

Spanish

4 entries
  • enrarecer verb (to make rare etc.)
  • enrarecerse verb (to enlarge without adding new matter)
  • rarear verb (to make rare etc.)
  • rarear verb (to enlarge without adding new matter)

Swedish

1 entries
  • förtunna verb (to make rare etc.)

Ukrainian

2 entries
  • розрі́джувати verb (to make rare etc.)
  • розріди́ти verb (to make rare etc.)

Sample sentences

4 total sentences available.

Tatoeba + Wiktionary

By means of this gauge, Mr. Smeaton judged that his machine was incomparably better than any former one, as it seemed to rarefy the air in the receiver 1000, or even 2000 times, while the best of these only rarefied it about 140[…]

Source: wiktionary

For if The^([sic]) water rarefies and then Condenses, all that great mass of water of the Lake of the Ilinois rises in its vast basin when it rarefies, and falls when it condenses. And, as water always rises as much as it falls, it would[…]

Source: wiktionary

As water rarefies, it evaporates, forming visible steam, and this may be a step toward the final category of reality, fire. Anyone who has held a hand over a boiling kettle may feel the truth of this.[…]

Source: wiktionary

Given the high quantity of water molecules in the human body it is worthy of note at this point that moisture rarefies when heated.[…]

Source: wiktionary

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.