Answer: EMPIRICAL
EMPIRICAL is a crossword puzzle answer that we have spotted 7 times.
Referring Clues:
- Based on observation or experience
 - Experimental
 - Not theoretical
 - Proven through testing
 - Derived from experiment and observation
 - Verifiable
 - Like experimental data
 
Last Seen In:
- USA Today - September 02, 2019
 - Universal - July 29, 2015
 - LA Times - September 08, 2012
 - Washington Post - July 24, 2004
 
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