ALL meanings of catheter
cath·e·ter
C c - countable noun catheter A catheter is a tube which is used to introduce liquids into a human body or to withdraw liquids from it. 3
- noun catheter a long slender flexible tube for inserting into a natural bodily cavity or passage for introducing or withdrawing fluid, such as urine or blood 3
- noun catheter a slender, hollow tube, as of metal or rubber, inserted into a body passage, vessel, or cavity for passing fluids, making examinations, etc., esp. one for draining urine from the bladder 3
- noun catheter A flexible tube inserted through a narrow opening into a body cavity, particularly the bladder, for removing fluid. 1
- noun catheter medicine: drainage tube 1
- noun catheter a flexible or rigid hollow tube employed to drain fluids from body cavities or to distend body passages, especially one for passing into the bladder through the urethra to draw off urine or into the heart through a leg vein or arm vein for diagnostic examination. 1
- noun catheter (medicine) A small tube inserted into a body cavity to remove fluid, create an opening, distend a passageway or administer a drug. 0