sci·en·tif·ic /ˌsaɪənˈtɪfɪk/ 形容詞
1. Of or pertaining to science; used in science; as, scientific principles; scientific apparatus; scientific observations.
2. Agreeing with, or depending on, the rules or principles of science; as, a scientific classification; a scientific arrangement of fossils.
3. Having a knowledge of science, or of a science; evincing science or systematic knowledge; as, a scientific chemist; a scientific reasoner; a scientific argument.
Bossuet is as scientific in the structure of his sentences. --Landor.
Scientific method, the method employed in exact science and consisting of: (a) Careful and abundant observation and experiment. (b) generalization of the results into formulated “Laws” and statements.
adj 1: of or relating to the practice of science; "scientific
2: conforming with the principles or methods used in science;
"a scientific approach" [ant: unscientific]