- To grade or arrange (parts in a whole, colors in
painting, etc.), so that they shall harmonize. - To bring to a certain strength or grade of
concentration; as, to gradate a saline solution.
Meaning of 'gradate' (Princeton's WordNet)
1 . gradate
[ v]
Meaning (1): - pass imperceptibly from one degree, shade, or tone into another
Example in sentence:
The paint on these walls gradates but you don't see it