Found 2 items, similar to obligate anaerobes.
English → English (WordNet) Definition: obligate anaerobe obligate anaerobe n : an organism that cannot grow in the presence of oxygen
English → English (gcide) Definition: obligate anaerobes Anaerobia \An*a`["e]r*o"bi*a\, Anaerobes \An"aer*obes\, Anaerobes \An*a"["e]r*obes\, n. pl. [NL. anaerobia; an-not + a["e]ro- + Gr.? life.] (Bacteriol.) Ana["e]robic bacteria. They are called facultative ana["e]robes when able to live either in the presence or absence of free oxygen; obligate ana["e]robes, or obligatory ana["e]robes, when they thrive only in its absence. [Webster 1913 Suppl.]