cathetera thin tube inserted into the body to remove fluid or administer treatmentA urinary catheter was inserted to monitor the patient's fluid output post-surgery.NoteA urinary catheter was inserted to monitor the patient's fluid output post-surgery.Elon.io is an online learning platformWe have an entire course teaching IELTS Vocabulary — Band 7+ grammar and vocabulary.Start learning IELTS Vocabulary — Band 7+ now