Noun
a roof covered with slate
Source: WordNetA slate roof may last 75 to 150 years, and even longer. Source: Internet
Atop the mansard slate roof are elaborate dormer windows and gilt lead roof dressings that were added by Hardouin-Mansart in 1679–1681. Source: Internet
In 1624, he acquired more and entrusted Philibert Le Roy with the construction of a small hunting lodge of red bricks and stone with a slate roof. Source: Internet
Medieval windows above that and then it hits the grey slate roof, its greyness relieved by those delicate little windows again picked out in gold leaf. Source: Internet
Often, the first part of a slate roof to fail is the fixing nails; they corrode, allowing the slates to slip. Source: Internet
However, slate roofs are often expensive to install – in the USA, for example, a slate roof may have the same cost as the rest of the house. Source: Internet