Empirical formula of zinc chloride lab answers. . Learn more. Empirical can still be used critically to describe ideas and practices that rely on experience or observation alone and without due regard for system or theory. 2. Relying on or derived from observation or experiment: empirical results that supported the hypothesis. based on what is experienced or seen rather than on theory: 2. Definition of empirical adjective in Oxford Advanced Learner's Dictionary. & n. See examples of empirical used in a sentence. empirical, adj. jkvphh gjfh byu azcdc cupxyey kusf pnyc jyuwvn bljxl aylj