1. The motile aerobic rod-shaped Gram-negative bacterium that thrives in central heating and air conditioning systems and can cause Legionnaires' disease
   - legionella

Type of: bacteria, bacterium

• troubler
• troubleshoot
• troubleshooter
• troublesome
• troublesomeness
• troubling
• troublous
• trough
• trounce
• trouncing
• troupe
• trouper
• troupial
• trouser
• trouser clip
• trouser cuff
• trouser leg
• trouser press
• trouser suit
• trousered
• trousering
• trousseau
• trout
• trout lily
• trouvaille