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



BrE BrE//ˈbaɪəʊhæzəd//
; NAmE NAmE//ˈbaɪoʊhæzərd//
Waste and pollution
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a risk to human health or to the environment, from a biological source See related entries: Waste and pollution
See the Oxford Advanced American Dictionary entry: biohazard