Antonyms of adj denaturised

1 sense of denaturised

Sense 1
denatured, denaturized, denaturised -- (changed in nature or natural quality; "denatured alcohol")

INDIRECT (VIA changed) -> unchanged -- (not made or become different; "the causes that produced them have remained unchanged")

Similarity of adj denaturised

1 sense of denaturised

Sense 1
denatured, denaturized, denaturised -- (changed in nature or natural quality; "denatured alcohol")
       => changed (vs. unchanged) -- (made or become different in nature or form; "changed attitudes"; "changed styles of dress"; "a greatly changed country after the war")