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coliform bacteria

British  
/ ˈkɒlɪfɔːm /

plural noun

  1. a large group of bacteria inhabiting the intestinal tract of humans and animals that may cause disease and whose presence in water is an indicator of faecal pollution

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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Despite being widely trusted, bottled water was six times more likely to test positive for coliform bacteria than other water sources.

From Science Daily Jan. 23, 2026

Due to runoff from agricultural fields and homes, “the fecal coliform bacteria count goes up,” Finger said.

From Los Angeles Times Jan. 21, 2023

Raw or undercooked meat should be avoided to reduce your risk of potential contamination with coliform bacteria, toxoplasmosis, and salmonella.

From Salon Aug. 25, 2021

Scientists from Virginia Tech have told her that the water tests positive for E. coli and coliform bacteria, but Maynard said she would rather boil it than drink her tap water.

From Washington Post Apr. 16, 2019

The study said positive tests for total coliform bacteria were comparable, inching up 3 percent.

From Washington Times Sep. 3, 2016

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