unscientific
adjective/ˌʌnˌsaɪənˈtɪfɪk/
/ˌʌnˌsaɪənˈtɪfɪk/
(often disapproving)- not scientific; not done in a careful, logical way
- an unscientific approach to a problem
Check pronunciation:
unscientific
Definition of unscientific adjective from the Oxford Advanced Learner's Dictionary