Concentrations
Foci and concentrations are semantically related. In some cases you can use "Foci" instead a noun "Concentrations".
Foci
Concentrations and foci are semantically related. Sometimes you can use "Concentrations" instead a noun "Foci".
Mutual synonyms
Cite this Source
Foci and Concentrations. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/concentrations/foci
Concentrations & Foci. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/concentrations/foci>.
Foci or Concentrations. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/concentrations/foci.
Google Ngram Viewer shows how "concentrations" and "foci" have occurred on timeline