1. Unaffected by penicillin
   "penicillin-resistant bacteria"

See also: penicillin

• trachoma
• Trachurus
• Trachurus symmetricus
• Trachurus trachurus
• trachyte
• tracing
• tracing paper
• tracing routine
• track
• track and field
• track down
• track event
• track meet
• track record
• track star
• track-to-track seek time
• trackable
• trackage
• trackback
• trackball
• tracked
• tracked vehicle
• tracker
• tracking
• tracklayer