Search Result for "through empirical observation":
Wordnet 3.0

ADVERB (1)

1. in an empirical manner;
- Example: "this can be empirically tested"
[syn: empirically, through empirical observation, by trial and error]



WordNet (r) 3.0 (2006):

through empirical observation
    adv 1: in an empirical manner; "this can be empirically tested"
           [syn: empirically, through empirical observation, by
           trial and error] [ant: theoretically]