online medical dictionary | definition of empirical

1. Pertaining to, or founded upon, experiment or experience; depending upon the observation of phenomena; versed in experiments. "In philosophical language, the term empirical means simply what belongs to or is the product of experience or observation." (Sir W. Hamilton) "The village carpenter . . . Lays out his work by empirical rules learnt in his apprenticeship." (H. Spencer)

2. Depending upon experience or observation alone, without due regard to science and theory; said especially of medical practice, remedies, etc.; wanting in science and deep insight; as, empiric skill, remedies. Empirical formula.

<chemistry> See Formula.

Synonyms: See Transcendental.

(01 Mar 1998)