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BNC: 26510 COCA: 14857

catheter

noun
/ˈkæθətə(r)/
/ˈkæθətər/
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  1. a thin tube that is put into the body in order to remove liquid such as urine导管(如导尿管)Topics Medicinec2
    Word Originearly 17th cent.: from late Latin, from Greek kathetēr, from kathienai ‘send or let down’.

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