Alveolus and Air sac

Alveolus

Alveolus noun - A tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways.
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Synonyms for Alveolus

Air sac is a synonym for alveolus. In some cases you can use "Air sac" instead a noun "Alveolus".

Nearby Word: alveolar

Air sac

Air sac noun - A tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways.
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Synonyms for Air sac

Alveolus is a synonym for air sac. You can use "Alveolus" instead a noun phrase "Air sac".
Cite this Source
Air sac and Alveolus. (2016). Retrieved 2026, July 27, from https://thesaurus.plus/related/alveolus/air_sac
Alveolus & Air sac. N.p., 2016. Web. 27 Jul. 2026. <https://thesaurus.plus/related/alveolus/air_sac>.
Air sac or Alveolus. 2016. Accessed July 27, 2026. https://thesaurus.plus/related/alveolus/air_sac.
Google Ngram Viewer shows how "alveolus" and "air sac" have occurred on timeline