Main Entry:

em·pir·i·cism

Pronunciation:

\im-ˈpir-ə-ˌsi-zəm, em-\

Function:

noun

Date:

1657

1 a: a former school of medical practice founded on experience without the aid of science or theory b: quackery, charlatanry2 a: the practice of relying on observation and experiment especially in the natural sciences b: a tenet arrived at empirically3: a theory that all knowledge originates in experience

— em·pir·i·cist \-sist\ noun