pillar, freestanding columnar supporting member. It is a general term, little used as an exact architectural definition except as applied to an upright support in the medieval styles, consisting of an assemblage of juxtaposed shafts and moldings; unlike the column, it does not adhere to the rules of the orders of architecture .
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.
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