Without color:
— Pure water is uncolored.

synonym: uncoloured.

Roget 494: real, actual etc. (existing) 1; veritable, true; right, correct; certain etc. 474; substantially true, categorically true, definitively true &c.; true to the letter, true as gospel; unimpeachable; veracious etc. 543; unreconfuted^†, unconfuted^†; unideal^†, unimagined; realistic.    exact, accurate, definite, precise, well-defined, just, just so, so; strict, severe; close etc. (similar) 17; literal; rigid, rigorous; scrupulous etc. (conscientious) 939; religiously exact, punctual, mathematical, scientific; faithful, constant, unerring; curious, particular, nice, delicate, fine; clean-cut, clear-cut.    verified, empirically true, experimentally verified, substantiated, proven (demonstrated) 478.    rigorously true, unquestionably true.    true by definition.    genuine, authentic, legitimate; orthodox etc. 983.1; official, ex officio.    pure, natural, sound, sterling; unsophisticated, unadulterated, unvarnished, unalloyed, uncolored; in its true colors; pukka^†.    well-grounded, well founded; solid, substantial, tangible, valid; undistorted, undisguised; unaffected, unexaggerated, unromantic, unflattering.    ... show more

Roget 429: uncolored etc. (color) etc. 428; colorless, achromatic, aplanatic^†; etiolate, etiolated; hueless^†, pale, pallid; palefaced^†, tallow-faced; faint, dull, cold, muddy, leaden, dun, wan, sallow, dead, dingy, ashy, ashen, ghastly, cadaverous, glassy, lackluster; discolored etc. v.. light-colored, fair, blond; white etc. 430.    pale as death, pale as ashes, pale as a witch, pale as a ghost, pale as a corpse, white as a corpse.    ... show more

Polish: bezbarwny

Not artificially colored or bleached:
— Her hair is uncolored.

synonyms: unbleached, undyed.