Concentration
Concentration noun - A focusing of the mind on something.
Rarefaction and concentration are semantically related. In some cases you can use "Rarefaction" instead a noun "Concentration".
Rarefaction
Rarefaction noun - A decrease in the density of something.
Usage example: a sound wave causes periodic rarefactions in its medium
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Synonyms for Rarefaction
Concentration and rarefaction are semantically related. Sometimes you can use "Concentration" instead a noun "Rarefaction".
Nearby Word: rarefy
Mutual synonyms
Cite this Source
Rarefaction and Concentration. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/concentration/rarefaction
Concentration & Rarefaction. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/concentration/rarefaction>.
Rarefaction or Concentration. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/concentration/rarefaction.
Google Ngram Viewer shows how "concentration" and "rarefaction" have occurred on timeline