bioadhesive Syllabification: (bi·o·ad·he·sive)Pronunciation: /ˌbīōadˈhēsiv, -ziv/Definition of bioadhesive noun an adhesive substance produced by or obtained from living organisms, or used on living tissue. adjective having the properties of a bioadhesive: bioadhesive polymersbioadhesive in other Oxford dictionaries Definition of bioadhesive in the British & World English dictionary