-
Either one of a pair of spongy saclike respiratory organs within the thorax of higher vertebrates, which oxygenate the blood and remove its carbon dioxide
(noun)
-
Any similar or analogous organ in other vertebrates or in invertebrates
(noun)
-
Plural form of lung.
(noun)
www.Collinsdictionary.com (c) HarperCollins Publishers Ltd 2016
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License