Definition of empirical adjective from the Oxford Advanced Learner's Dictionary

  

empirical

 adjective
adjective
BrE BrE//ɪmˈpɪrɪkl//
 
; NAmE NAmE//ɪmˈpɪrɪkl//
 
[usually before noun] Experiments and research
 
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(formal) based on experiments or experience rather than ideas or theories empirical evidence/knowledge/research an empirical study opposite theoretical See related entries: Experiments and research
See the Oxford Advanced American Dictionary entry: empirical