Indeterminate(a.) Not determinate; not certain or fixed; indefinite; not precise; as, an indeterminate number of years.
Thesaurus Entries
abstract, accidental, adventitious, aleatoric, aleatory, amorphic, amorphous, anarchic, baggy, bland, blind, blobby, blurred, blurry, broad, casual, causeless, chance, chancy, chaotic, characterless, clear as mud, cloudy, collective, confused, contingent, dark, destinal, dicey, dim, disordered, disorderly, fatal, fatidic, featureless, fluky, foggy, formless, fortuitous, fuzzy, general, generalized, generic, hazy, hit-or-miss, iffy, ill-defined, imprecise, inaccurate, inchoate, incidental, incoherent, indecisive, indefinable, indefinite, indeterminable, indistinct, inexact, inform, kaleidoscopic, lax, loose, lumpen, misty, muddy, murky, nebulous, neutral, nondescript, nonspecific, obscure, opaque, orderless, random, risky, shadowed forth, shadowy, shapeless, stochastic, sweeping, transcendent, uncaused, uncharacterized, unclear, undefined, undestined, undetermined, undifferentiated, unexpected, unforeseeable, unforeseen, unlooked-for, unordered, unorganized, unplain, unpredictable, unspecified, vague, veiled, wide