Define e coli and urinary tract infection?

UTI caused by E.coli. E. Coli are the most common bacteria and normal inhabitants of the large bowel. These bacteria often reach the bladder, most commonly in females, where they can multiply & cause an infection. Hence advice for women to wipe front to back, and empty bladder after sex.
Bacteria. E coli, or escherichia coli is a bacteria that can cause infections in the human body. One of the common places is the urinary tract. When a bacteria infects and grows in the urinary system causing different signs and symptoms that is called a urinary tract infection and it usually requires treatment. I hope this answers your question.