: a thin usually resistant layer of microorganisms (such as bacteria) that form on and coat various surfaces
Example Sentences
Recent Examples on the WebLike the biofilm around the rice roots, this mucilage houses nitrogen-fixing bacteria. Matt Simon, WIRED, 30 Aug. 2022 There will also be a new wastewater treatment plant which can handle 1.2 million gallons of water per day by using a biofilm reactor to clean the water before it is discharged back into the Kentucky River. Jonah Flicker, Robb Report, 31 Aug. 2022 The team landed on a biofilm-boosting compound called apigenin. Matt Simon, WIRED, 30 Aug. 2022 Extracting the resources to produce anthropogenic mass is putting ever more pressure on the Earth’s organisms—civilization has grown like a biofilm around the planet, muscling out plants and animals.Wired, 5 Aug. 2022 To understand the extent to which plastic can be colonized by potentially deadly bacteria, the scientists injected wax moth larvae with the biofilm. Michael Allen, Smithsonian Magazine, 1 Aug. 2022 Instead, a biofilm filter is used to clean the water.BostonGlobe.com, 31 July 2022 The most important part of brushing teeth is removing the biofilm of plaque. Tim Newcomb, Popular Mechanics, 21 July 2022 BioNova's website says a biofilm filter pool costs $60,000-$75,000 for a typical 16x32 foot pool. Kristina Mcguirk, Better Homes & Gardens, 5 July 2022 See More
Word History
First Known Use
1975, in the meaning defined above
Medical Definition
biofilm
noun
bio·film ˈbī-ō-ˌfilm
: a thin usually resistant layer of microorganisms (as bacteria) that form on and coat various surfaces (as of catheters or water pipes)