Catheter

ahd-5
  • noun. A hollow flexible tube for insertion into a body cavity, duct, or vessel to allow the passage of fluids or distend a passageway. Its uses include the drainage of urine from the bladder through the urethra or insertion through a blood vessel into the heart for diagnostic purposes.
    • The Century Dictionary and Cyclopedia
  • noun. In surgery: A tubular instrument introduced through the urethra into the bladder, to draw off the urine when its discharge is arrested by disease or accident. ⟨b) A tube for introduction into other canals: as, a Eustachian catheter.
    • the GNU version of the Collaborative International Dictionary of English
  • noun. The name of various instruments for passing along mucous canals, esp. applied to a tubular instrument to be introduced into the bladder through the urethra to draw off the urine.
  • noun. See under Eustachian.
  • noun. one adapted for passing an enlarged prostate.
    • Wiktionary, Creative Commons Attribution/Share-Alike License
  • noun. A small tube inserted into a body cavity to remove fluid, create an opening, distend a passageway or administer a drug
    • WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • noun. a thin flexible tube inserted into the body to permit introduction or withdrawal of fluids or to keep the passageway open
    • Word Usage
    "A thin catheter is passed through a small incision into a blood vessel, usually in the knee or arm."
    Hypernym
    Words that are more generic or abstract
    tube  tubing  
    Hyponym
    Words that are more specific
    endotracheal tube  
    Same Context
    Words that are found in similar contexts
    airway  analgesia  anesthetic  by-pass  calcification  
    Synonym
    Words with the same meaning
    adjutage  drainpipe  efflux tube  fire hose  flue pipe  
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