Enter a clue or pattern or both:
The Clue
Derived from experience (9 letter answer)
The Answer
EMPIRICAL
Tags
Notes
The answer EMPIRICAL is so rare that it appears less than once every 2500 puzzles.
Definition
EMPIRICAL as an adjective:
1. (empirical, empiric) = derived from experiment and observation rather than theory; "an empirical basis for an ethical theory"; "empirical laws"; "empirical data"; "an empirical treatment of a disease about which little is known"
2. (empiric, empirical) = relying on medical quackery; "empiric treatment"