empirical
Pertaining to or based on experience, as opposed to theory.
Example
“The lengths were calculated according to the empirical rules of the trade.”
Other meanings
Pertaining to, derived from, or testable by observations made using the physical senses or using instruments which extend the senses.
Verifiable by means of scientific experimentation.
“demonstrable with empirical evidence”
Where this comes from
This definition is adapted from “empirical” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.