disinterested

Adjective

disinterested (comparative more disinterested, superlative most disinterested)

1. Having no interest or stake in the outcome, and no conflicts of interest; free of bias, impartial.
   • [W]e ought to try our compoſures this vvay; by vvhich the ſoul, receiving them more remotely, conveyed to the ear by the voice, and from this returned to her, as it vvere, from abroad, and that onely in a tranſient ſound, ſits novv as the moſt diſintereſted Arbiter, and impartial judge of her ovvn...1659, [Obadiah Walker], “Sect[ion] VIII”, in Some Instructions Concerning the Art of Oratory. […], London: […] J[ohn] G[rismond] for R[ichard] Royston, […], →OCLC, paragraph 4, page 115
   • [E]very one pretended to Right and Liberty, and to publick Good, and made loud Noiſes of their unbiaſs'd Juſtice, diſintereſted Actings, and vaſt Moderation, and yet vvere all fighting and ſnarling for Dominion over one another.1708 May 19 (Gregorian calendar), [Daniel Defoe], “Saturday, May 8. 1708 [Julian calendar].”, in A Review of the State of the British Nation, volume V, number 18, [Edinburgh?]: [s.n.], →OCLC, page...

   Synonyms:

   detached, disinteressed, imprejudicate, unbiased, uninterested, candid, cold, clinical, egal, equal

   Antonyms:

   biased, interested, nondisinterested, partisan, prejudiced, undisinterested

2. (often, proscribed) Synonym of uninterested (“not interested; not concerned; indifferent”).
   • [I]f there be caſes, vvherein the party is diſ-intereſted, and only or primarily the glory of God is reſpected and advanced, it [suicide] may be lavvfull.1608 (date written), John Donne, “Distinction IV. Sect[ion] I.”, in ΒΙΑΘΑΝΑΤΟΣ [Biathanatos]. A Declaration of that Paradoxe, or Thesis, that Selfe-homicide is Not So Naturally Sinne, that It May...
   • The Mariners, vvhen in ſome furious Tempeſt they are upon point of ſinking, hovv are they amazed at the rage of the vvatry Element? […] hovv diſintereſted are they of all vvorldly matters, ſince they fling their vvealth and riches into the Sea, for vvhich they have run ſuch hazard?1672, Eusebius Nieremberg [i.e., Juan Eusebio Nieremberg], “How the Elements and the Heavens are to Change at the End of Time”, in Vivian Mullineaux, transl., A Treatise of the Difference betwixt the...

   Synonyms:

   disinteressed, incurious, unaroused, unconcerned, adiaphroistic, apathetic, apathistical, blasé, blithe, deaf

   Antonyms:

   curious, fascinated, interested, nondisinterested, undisinterested