Definitions

1. 1.gradation (a passing by small degrees from one tone or shade, as of color, to another)
2. 2.gradation (the act of gradating or arranging in grades)
3. 3.a sudden growth in the strength of some pest for a given crop
4. 4.gradation (a matieral's ability to convey tonal differences)
5. 5.climax, incrementum (a rhetorical device in which a series is arranged in ascending order)
6. 6.gradation (a feature in the morphology or syntax of some languages whereby adjectives and adverbs are inflected to indicate the relative degree of the property they define exhibited by the word or phrase they modify or describe)
7. 7.planation (the formation of a flat surface by erosion and deposition)