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Dictionary definition of “eco-roof”

eco-roof

n. a roof planted with vegetation. Subjects: , , ,
Citations: 1996 Building (Oct. 18) “It’s Turf at the Top” p. 71: Hines argues that there are sound technical reasons to use an eco-roof. “A grass roof protects the roof membrane on flat roofs from extremes of temperature and also blocks ultra-violet light, which helps the membrane last longer,” he says. 2004 Art Chenoweth Daily Vanguard (Portland State Univ. (Ore.)) (Apr. 27) “‘Sustainability’ is the key”: The eco-roof is a roof that is planted in cactus and other water-retaining vegetation. 

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