Graded

Aggregate created by a combination of two or more single size aggregates to BS882 grading specification, for example 20-5mm graded aggregate combines 20mm and 10mm single sizes at a rate of approximately 2:1.
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Graded

• (imp. & p. p.) of Grade
Found on http://thinkexist.com/dictionary/meaning/graded/

graded

ranked adjective arranged in a sequence of grades or ranks; `stratified areas of the distribution`
Found on https://www.encyclo.co.uk/local/20974

Graded

[mathematics] In other areas of mathematics: ...
Found on http://en.wikipedia.org/wiki/Graded_(mathematics)

graded

[adj] - (of roads) leveled and drained but not paved 2. [adj] - arranged in a sequence of grades or ranks
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