IMPOST

Impost

In architecture, an impost is a projecting block resting on top of a column or embedded in a wall, serving as the base for the springer or lowest voussoir of an arch.

The above text is a snippet from Wikipedia: Impost (architecture)
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impost

Noun

  1. A tax, tariff or duty that is imposed, especially on merchandise.
  2. The top member of a pillar, pier, wall, etc., upon which the weight of an arch rests.
  3. The weight that must be carried by a horse in a race, the handicap.

Noun (etymology 2)

  1. The top part of a column or pillar that supports an arch.


The above text is a snippet from Wiktionary: impost
and as such is available under the Creative Commons Attribution/Share-Alike License.

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