roofstones
roofstones is the plural of roofstone.
Meaning of roofstone
Noun
roofstone (plural roofstones)
- The stone or rock layer immediately above a coal seam.
- The intention of the props is for the security of the workmen to keep up the roofstone; they have no effect in resisting the crush of the super-incumbent strata.1830, The Edinburgh Encyclopædia, volume 14, page 352
- A large, usually flat stone slab placed atop the side-stones (orthostats) of a megalithic burial chamber—such as in portal tombs, wedge tombs, or gallery graves—to form a roof covering the interior space.
Questions about roofstones
- What is roofstones the plural of?
- Roofstones is the plural of roofstone.
Words near roofstones in the dictionary
Source and license
Adapted from Wiktionary: roofstones (page history and authors); roofstone (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
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Cite this entry: “roofstones.” Word.ws, https://word.ws/roofstones. Based on Wiktionary, CC BY-SA 4.0.
