rare. [f. as prec. + -NESS.] The quality of being empirical.
1654. W. DeRand, Short Meth. of Surg., in Addresses to Hartlib, 156. Not being offended at the appearance of Empiricalness in the discourse.
1849. Eclectic Rev., XXV. 45. No more distinguishing characteristic of which exists, than its empiricalness, its instability, its want of faith in fact.