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Alveoli definition, a little cavity, pit, or cell, as a cell of a honeycomb. See more.


alveolus [al-ve´o-lus] (pl. alve´oli) (L.) a little hollow, as the socket of a tooth, a follicle of an acinous gland, or a pulmonary alveolus. adj., adj alve´olar. dental alveoli the cavities or sockets of either jaw, in which the roots of the teeth are embedded. pulmonary alveoli small outpouchings along the walls of the alveolar sacs and alveolar ...


Alveoli are tiny sacs in the lungs that perform gas exchange. That is the main process of respiration where the body gets rid of carbon dioxide and picks up oxygen which is used in metabolism..


Definition of alveoli in the Definitions.net dictionary. Meaning of alveoli. What does alveoli mean? Information and translations of alveoli in the most comprehensive dictionary definitions resource on the web.


ALVEOLUS (alveoli) Dictionary entry overview: What does alveolus mean? • ALVEOLUS (noun) The noun ALVEOLUS has 2 senses:. 1. a tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways 2. a bony socket in the alveolar ridge that holds a tooth Familiarity information: ALVEOLUS used as a noun is rare.


Alveoli Defined. Our bodies perform certain functions every second of the day and night without our conscious awareness. For example, breathing is a job that our body does for us, whether we are ...


These examples are from the Cambridge English Corpus and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. Malar sulcus replaced by a row of finer alveoli. From Cambridge English ...


A pulmonary alveolus (plural: alveoli, from Latin alveolus, "little cavity") is a hollow cavity found in the lung parenchyma, and is the basic unit of ventilation. Lung alveoli are the ends of the respiratory tree, branching from either alveolar sacs or alveolar ducts, which like alveoli are both sites of gas exchange with the blood as well.


alveolus A hollow cavity that is an outpouching of the respiratory bronchioles and the alveolar ducts; there are an estimated 150 million alveoli, which are the primary site of gas exchange between the blood and environment, covering a surface area of 75m2.


The disease primarily infects the alveoli as bacteria are inhaled, causing the formation of pus in the air sacs. Bronchioloalveolar carcinoma (BAC) is a form of lung cancer that is now instead considered a subtype of lung adenocarcinoma. These cancers begin in the alveoli and are often found diffusely in one or both lungs.