Pronunciation IPA (key): /ˈsaɪənˌtɪfɪk/ Audio (CA)(file) Audio (US)(file) Adjective Positive scientific Comparative more scientific Superlative most scientific Scientific is on the Academic Vocabulary List. Of, or having to do with science. Having the quality of being derived from, or similar to, the scientific method.Wikiwand - on Seamless Wikipedia browsing. On steroids.