Definition, Meaning & Synonyms

catheter

noun
/ˈkæθ.ɪ.tər/
Definition
A catheter is a thin, flexible tube that can be inserted into the body to drain fluids or deliver medications.
Examples
  • A urinary catheter is commonly used for patients who cannot urinate on their own.
  • The doctor inserted a central venous catheter to provide medication directly into the bloodstream.
  • After the surgery, the nurse will place a catheter to ensure proper drainage.
Meaning
It is often used in medical settings to help patients with various conditions, such as urine retention or intravenous therapy.
Synonyms
  • tube
  • drain
  • line
  • duct