Home › Words › A › anaerobeanaerobe/ˈænəˌɹoʊb/anaerobe · noun — an anaerobic organism; one that does not require oxygen to sustain its metabolic processes.Definition from Wiktionary (CC BY-SA 3.0).anaerobe is pronounced /ˈænəˌɹoʊb/.EtymologyFrom French anaérobie.nounAn anaerobic organism; one that does not require oxygen to sustain its metabolic processes.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.anaerobic 76% match — Without oxygen; especially of an environment or organism. vs anaerobe →anaerobically 73% match — In an anaerobic manner; in a way that does not require oxygen. Generally used of metabolic processes. vs anaerobe →anaerobiontic 72% match — That does not need air (oxygen) to survive vs anaerobe →anaerobious 71% match — anaerobic vs anaerobe →aerobe 69% match — Any organism (but especially a bacterium) that can tolerate the presence of oxygen, or that needs oxygen to survive. vs anaerobe →anaerobiotic 69% match — Synonym of anaerobic. vs anaerobe →anaerobiosis 68% match — Any form of life that is sustained in the absence of air (or oxygen) vs anaerobe →anaerobian 68% match — anaerobic vs anaerobe →