from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A scale diagram of a room or building drawn as if seen from above.

from The Century Dictionary.

  • noun In architecture, a drawing which shows the plan of one story, especially with reference to those parts which are in connection with the floor rising out of it.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun architecture A diagram, usually to scale, showing the layout of a building.
  • noun electronics A layout representation of where the major functional blocks of an integrated circuit will be physically placed.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun scale drawing of a horizontal section through a building at a given level; contrasts with elevation


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