This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. Not mingled or diluted with extraneous matter; pure. See Synonyms at pure.

adj. Out-and-out; utter: the unadulterated truth.

adj. pure; not mixed or adulterated with anything

adj. utter or out-and-out, especially in the phrase unadulterated truth

adj. without qualification; used informally as (often pejorative) intensifiers

adj. not mixed with impurities

"I am drinking in unadulterated heaven with my eyes."

unmitigated    pure   

pure    clear    simple    sincere    honest    undiluted    neat   

adulterated   

undiluted    unmitigated    undisguised    unalloyed    sheerest    deep-seated    inexpressible    downright    unbridled    mindless