biotech/ˈbaɪəʊˌtɛk/EtymologyClipping of biotechnology. Analyzable as bio- (“biological”) + tech (“technology”) or as a clipped compound, bio(logical) tech(nology).nounBiotechnology.“I’m planning to work in biotech after college.”A company specializing in biotechnology, or stock in such a company.“A lot of people invested in biotechs back in the ’90s.”