The Collaborative International Dictionary
Disinteressment
Disinteressment \Dis*in"ter*ess*ment\, n. [Cf. F.
d['e]sint['e]ressement.]
Disinterestedness; impartiality; fairness. [Obs.]
--Prior.
Wiktionary
disinteressment
n. (context obsolete English) disinterestedness; impartiality; fairness