Definition of catheter noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈkæθɪtə(r)//
; NAmE NAmE//ˈkæθɪtər//
Medical equipment
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a thin tube that is put into the body in order to remove liquid such as urine See related entries: Medical equipment Word Originearly 17th cent.: from late Latin, from Greek kathetēr, from kathienai ‘send or let down’.
See the Oxford Advanced American Dictionary entry: catheter