1
acetylene(noun, gas)
1
ammonia(noun, gas)
1
argon(noun, gas)
1
atmosphere(noun, gas)
1
baptism(noun, refinement, distillation, freeing, cleansing)
1
bathing(noun, refinement, distillation, freeing, cleansing)
1
butane(noun, gas)
1
catharsis(noun, refinement, distillation, freeing, cleansing)
1
chlorine(noun, gas)
1
cleansing(noun, refinement, distillation, freeing, cleaning)
1
depuration(noun, grace, refinement, purge, distillation)
1
diastole
1
dilution
1
disinfection(noun, refinement, distillation, freeing, cleansing)
1
distension
1
distillation(noun, grace, refinement, purge, freeing)
1
dropsy
1
emptiness(noun, void)
1
ethane(noun, gas)
1
ether(noun, gas)
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APASmart Define. (2015). rarefaction thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/rarefaction/thesaurus/synonyms
ChicagoSmart Define. 2015. "rarefaction thesaurus" https://smartdefine.org/rarefaction/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, rarefaction thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/rarefaction/thesaurus/synonyms>.
MLASmart Define. "rarefaction thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/rarefaction/thesaurus/synonyms>