The meaning of Empiricalness and additional information.

Empiricism(n.) The method or practice of an empiric; pursuit of knowledge by observation and experiment.

Empiricism(n.) Specifically, a practice of medicine founded on mere experience, without the aid of science or a knowledge of principles; ignorant and unscientific practice; charlatanry; quackery.

Empiricism(n.) The philosophical theory which attributes the origin of all our knowledge to experience.