biotechnology Syllabification: (bi·o·tech·nol·o·gy)Pronunciation: /ˌbīōtekˈnäləjē/Translate biotechnology | into French | into German | into Italian Definition of biotechnology noun the exploitation of biological processes for industrial and other purposes, especially the genetic manipulation of microorganisms for the production of antibiotics, hormones, etc.. biotechnology in other Oxford dictionaries Definition of biotechnology in the British & World English dictionary