A scale diagram of a room or building drawn as if seen from above.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "floor plan" in a sentence
"The cross can be seen throughout the Christian world, from elaborate, gem-encrusted gold altar ornaments to simple wayside calvaries, in handsome stone marketplace crosses, and in the basic floor plan of Christian churches."
"For example, the standard Class A floor plan put bed in the back, head toward the center, galley amidship, and seating toward the front."
"Medieval theologians recognized God as “the best and greatest architect” and made symbolic use of church design: a cathedral floor plan in the shape of a cross; twelve columns representing the Twelve Apostles; seven open bays on a facade standing for the Seven Sacraments; a grouping of three windows symbolizing the Trinity."