Marked by a lack of interest:
— The universe is neither hostile nor friendly; it is simply indifferent.

synoniem: apathetic.

Roget 456: incurious, uninquisitive, indifferent; impassive etc. 823; uninterested, detached, aloof.   

Roget 866: indifferent, cold, frigid, lukewarm; cool, cool as a cucumber; unconcerned, insouciant, phlegmatic, pococurante^†, easygoing, devil-may-care, careless, listless, lackadaisical; half-hearted; unambitious, unaspiring, undesirous^†, unsolicitous^†, unattracted.    [indifferent toward people] aloof, unapproachable, remote; uncaring.    unattractive, unalluring, undesired, undesirable, uncared for, unwished^†, unvalued, all one to.    insipid etc. 391; vain.    ... meer laten zien

Roget 823: insensible, unconscious; impassive, impassible; blind to, deaf to, dead to; unsusceptible, insusceptible; unimpressionable^†, unimpressible^†; passionless, spiritless, heartless, soulless; unfeeling, unmoral.    apathetic; leuco-^†, phlegmatic; dull, frigid; cold blooded, cold hearted; cold as charity; flat, maudlin, obtuse, inert, supine, sluggish, torpid, torpedinous^†, torporific^†; sleepy etc. (inactive) 683; languid, half-hearted, tame; numbed; comatose; anaesthetic etc. 376; stupefied, chloroformed, drugged, stoned; palsy-stricken.    indifferent, lukewarm; careless, mindless, regardless; inattentive etc. 458; neglectful etc. 460; disregarding.    unconcerned, nonchalant, pococurante^†, insouciant, sans souci [Fr.]; unambitious etc. 866.    unaffected, unruffled, unimpressed, uninspired, unexcited, unmoved, unstirred, untouched, unshocked^†, unstruck^†; unblushing etc. (shameless) 885; unanimated; vegetative.    callous, thick-skinned, hard-nosed, pachydermatous, impervious; hardened; inured, casehardened; steeled against, proof against; imperturbable etc. (inexcitable) 826^†; unfelt.    ... meer laten zien

Roget 603: unwilling; not in the vein, loth, loath, shy of, disinclined, indisposed, averse, reluctant, not content; adverse etc. (opposed) 708; laggard, backward, remiss, slack, slow to; indifferent etc. 866; scrupulous; squeamish etc. (fastidious) 868; repugnant etc. (dislike) 867; restiff^†, restive; demurring etc. v.; unconsenting etc. (refusing) 764; involuntary etc. 601.    ... meer laten zien

Pools: apatyczny

Showing no care or concern in attitude or action.

Pools: indyferentny, stępiały, obojętny

usually followed by `to' Unwilling or refusing to pay heed.

synoniem: deaf.

often followed by `to' Lacking importance; not mattering one way or the other:
— Whether you choose to do it or not is a matter that is quite immaterial (or indifferent).
— What others think is altogether indifferent to him.

synoniem: immaterial.

Roget 643: unimportant; of little account, of small account, of no account, of little importance, of no importance etc. 642; immaterial; unessential, nonessential; indifferent.    subordinate etc. (inferior) 34; mediocre etc. (average) 29; passable, fair, respectable, tolerable, commonplace; uneventful, mere, common; ordinary etc. (habitual) 613; inconsiderable, so-so, insignificant, inappreciable.    trifling, trivial; slight, slender, light, flimsy, frothy, idle; puerile etc. (foolish) 499; airy, shallow; weak etc. 160; powerless etc. 158; frivolous, petty, niggling; piddling, peddling; fribble^†, inane, ridiculous, farcical; finical, finikin^†; fiddle-faddle, fingle-fangle^†, namby-pamby, wishy-washy, milk and water.    poor, paltry, pitiful; contemptible etc. (contempt) 930; sorry, mean, meager, shabby, miserable, wretched, vile, scrubby, scrannel^†, weedy, niggardly, scurvy, putid^†, beggarly, worthless, twopennyhalfpenny, cheap, trashy, catchpenny, gimcrack, trumpery; one-horse [U.S.].    not worth the pains, not worth while, not worth mentioning, not worth speaking of, not worth a thought, not worth a curse, not worth a straw etc. n.; beneath notice, unworthy of notice, beneath regard, unworthy of regard, beneath consideration, unworthy of consideration; de lana caprina [It]; vain etc. (useless) 645.    ... meer laten zien

Fairly poor to not very good.

Having only a limited ability to react chemically; chemically inactive:
— An indifferent chemical in a reaction.

synoniemen: inert, neutral.

Roget 609a: neutral, neuter; indifferent, uninterested; undecided etc. (irresolute) 605.   

Pools: obojętny, neutralny

Marked by no especial liking or dislike or preference for one thing over another.

Characterized by a lack of partiality:
— A properly indifferent jury.

synoniemen: unbiased, unbiassed.

Being neither good nor bad:
— An indifferent performance.
— A gifted painter but an indifferent actor.

synoniem: so-so.

Roget 651: imperfect; not perfect etc. 650; deficient, defective; faulty, unsound, tainted; out of order, out of tune; cracked, leaky; sprung; warped etc. (distort) 243; lame; injured etc. (deteriorated) 659; peccant etc. (bad) 649; frail etc. (weak) 160; inadequate etc. (insufficient) 640; crude etc. (unprepared) 674; incomplete etc. 53; found wanting; below par; short-handed; below its full strength, under its full strength, below its full complement.    indifferent, middling, ordinary, mediocre; average etc. 29; so-so; coucicouci, milk and water; tolerable, fair, passable; pretty well, pretty good; rather good, moderately good; good; good enough, well enough, adequate; decent; not bad, not amiss; inobjectionable^†, unobjectionable, admissible, bearable, only better than nothing.    secondary, inferior; second-rate, second-best; one-horse [U.S.].    ... meer laten zien

Neither too great nor too little.