Atrium and Sinus

Atrium

Atrium noun - Any chamber that is connected to other chambers or passageways (especially one of the two upper chambers of the heart).
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Synonyms for Atrium

Sinus and atrium are semantically related. In some cases you can use "Sinus" instead a noun "Atrium".

Sinus

Sinus noun - An abnormal passage leading from a suppurating cavity to the body surface.
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Synonyms for Sinus

Atrium and sinus are semantically related. Sometimes you can use "Atrium" instead a noun "Sinus".
Cite this Source
Sinus and Atrium. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/atrium/sinus
Atrium & Sinus. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/atrium/sinus>.
Sinus or Atrium. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/atrium/sinus.
Google Ngram Viewer shows how "atrium" and "sinus" have occurred on timeline