English Etymology From bio- + lung. Noun biolung (plural biolungs) An artificial lung that uses tiny hollow fibers to mimic the structure of a human lung. 2015 August 2, J.-F. Stoltz et al., “Stem Cells and Regenerative Medicine: Myth or Reality of the 21th Century”, in Stem Cells International, volume 2015, →DOI:After four to eight days of incubation, this biolung was grafted on to a rat. Anagrams boulingRemove adsWikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads