legionella(redirected from L. pneumophila)
Also found in: Thesaurus, Medical.
Related to L. pneumophila: Legionella pneumophila, Legionella species
n, pl -lae (-ˌliː)
(Microbiology) any Gram-negative rod-shaped bacterium of the genus Legionella, including L. pneumophila, which causes legionnaire's disease
[C20: New Latin, diminutive of legion, as in legionnaire's disease]
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|Noun||1.||legionella - the motile aerobic rod-shaped Gram-negative bacterium that thrives in central heating and air conditioning systems and can cause Legionnaires' disease|