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1. One of a series of rows placed one above another: a stadium with four tiers of seats.
2. A rank or class.
tr. & intr.v. tiered, tier·ing, tiers
To arrange (something) into or rise in tiers: tier a wedding cake; balconies that tier upward.
[Middle English tire, row, rank, from Old French, from tirer, to draw out; see tirade.]
One that ties: a tier of knots.
set in tiers or layers (usu. used in combination): a two-tiered garden.
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|Adj.||1.||tiered - having or arranged in tiers; "a tiered mound"|