The surface area of the floor in a building.(noun)
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Use "floorspace" in a sentence
"For sceptics, the supermarket industry has already opened more floorspace than is good for its long-term economic health."
""The average house has 85 sq m of floorspace and in new builds' it's just 76 sq m.""
"This includes all the work for an office building with around 12,000 m² of floorspace for around 500 people, together with underground parking for 300 or so cars."