Definition of preoperative adjective from the Oxford Advanced Learner's Dictionary



BrE BrE//priˈɒpərətɪv//
; NAmE NAmE//priˈɑːpərətɪv//
[only before noun] (medical) (informal pre-op
BrE BrE//ˈpriː ɒp//
; NAmE NAmE//ˈpriː ɑːp//
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connected with the period before a medical operation Please schedule a preoperative appointment seven days before surgery. Preoperative assessment can identify patients at increased risk. compare intraoperative, post-operative
See the Oxford Advanced American Dictionary entry: preoperative