poché

[poh-shey]
noun
  1. the walls, columns, and other solids of a building or the like, as indicated on an architectural plan, usually in black.

Origin of poché

< French, past participle of pocher to make a rough sketch, poach2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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