shillet

English

Noun

shillet (countable and uncountable, plural shillets)

1. (geology) A form of shale used in south-west England for road construction
   • 1927, Henry Williamson, Tarka the Otter:

     The law of life was also the law of water — everlasting change. It had carved this deserted bed through the centuries, raised it with shillets, and turned away to a newer course.