Meaning of “scientific” - Learner’s Dictionary

scientific

adjective us uk /ˌsaɪənˈtɪfɪk/
Extra Examples
There is no scientific evidence that the drug is addictive.His opinions carry a lot of weight with the scientific community.I'm very scornful of any findings that lack proper scientific data.The company manufactures scientific instruments.The results have been hailed as a major scientific advance.

B1 relating to science, or using the organized methods of science:

scientific experiments/research
scientifically adverb

B2

a scientifically proven fact

(Definition of “scientific” from the Cambridge Learner’s Dictionary © Cambridge University Press)