Biofilm - Meaning, Definition & English Examples
A biofilm is a thin layer of microorganisms, such as bacteria, that stick to surfaces and form a slimy coating. It often develops in moist environments like pipes or medical devices.
Definition:
A thin layer of microorganisms adhering to a surface, often surrounded by secreted slime.
Synonyms:
microbial film, slime layer, bacterial film
Part of Speech:
noun
Antonyms:
sterile surface, clean surface
Common Collocations:
dental biofilm, bacterial biofilm, biofilm formation, biofilm removal
Derivatives:
biofilms, biofilm-forming
Usage Tips:
Use "biofilm" to describe microbial communities on surfaces like teeth or pipes; avoid confusing it with general dirt or plaque.
Common Phrases:
biofilm formation, biofilm disruption, biofilm-associated infections
Etymology:
From Greek "bios" (life) + "film," coined in the 20th century for microbial layers.
Examples:
- 1. The dentist explained how biofilm forms on teeth overnight.
- 2. Biofilm in water pipes can cause contamination if not cleaned regularly.
- 3. Scientists study biofilm to develop better antibiotics for infections.
- 4. Brushing your teeth helps remove harmful biofilm and prevent cavities.