1. Plural of biofilm; thin, slimy layers of microorganisms (such as bacteria) that form on surfaces, often in moist environments.
Usage: Commonly used in microbiology, medicine, and environmental science.; Biofilms are resistant to antibiotics and disinfectants.

Examples

• Biofilms form on the inside of water pipes and can reduce water quality.
• Dental plaque is a type of biofilm that accumulates on teeth.
• Researchers are studying how biofilms develop on medical devices like catheters.
• Biofilms in hospitals can be difficult to remove and pose infection risks.
• The biofilms in the wound made it resistant to antibiotic treatment.
• Scientists use microscopes to observe the structure of biofilms in laboratory cultures.