1. (n.) The act or process of laying in strata, or the state of being laid in the form of strata, or layers.

2. (n.) The deposition of material in successive layers in the growth of a cell wall, thus giving rise to a stratified appearance.

analysis arrangement cataloging categorization classification codification delamination desquamation division exfoliation filing flakiness foliation furfuration grading grouping indexing lamellation lamination pigeonholing placement ranging ranking rating scaliness sorting subdivision tabulation taxonomy typology