alveolus Meaning in the Cambridge English Dictionary
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Meaning of “alveolus” in the English Dictionary

"alveolus" in British English

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alveolusnoun [C]

uk   /ˌæl.viˈəʊ.ləs/  us   /ælˈviː.ə-/ (plural alveoli uk   /-laɪ/ us   ) specialized
one of the many very ​smallairbags in the ​lungs, with ​thinwalls that ​allow oxygen to ​enter the ​blood
(Definition of alveolus from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)
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