GRADATION

gradation. gradation, steps, by little and little.

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gradation. Gradation, n. a regular progress, degree, order

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Gra‐da″tion (?), n., [[L. gradatio: cf. F. gradation. See Grade.]] 1. 1. The act of progressing by regular steps or orderly arrangement; the state of being graded or arranged in ranks; as, the gradation of castes.
2. 2. The act or process of bringing to a certain grade.
3. 3. Any degree or relative position in an order or series.
The several gradations of the intelligent universe. I. Taylor. 4. 4. (Fine Arts) A gradual passing from one tint to another or from a darker to a lighter shade, as in painting or drawing.
6. 6. (Mus.) A diatonic ascending or descending succession of chords.