1. the motile aerobic rod-shaped Gram-negative bacterium that thrives in central heating and air conditioning systems and can cause Legionnaires' disease; [syn: Legionella pneumophilia, legionella]
WordNet (r) 3.0 (2006):
Legionella pneumophilia
n 1: the motile aerobic rod-shaped Gram-negative bacterium that
thrives in central heating and air conditioning systems and
can cause Legionnaires' disease [syn: Legionella
pneumophilia, legionella]