How to use in-sentence of “sill”:
+ It sits on a window sill on the outside of the State Library, in Sydney, Australia.
+ The sill was intruded at a depth of about 3-5 kilometers.
+ His brother, Edwin Sill Fussell, was an author, poet, and professor of American Studies at the University of California, San Diego.
+ The castle sits atop Castle Hill, an intrusive volcanic crag, part of the Stirling Sill geological formation.
+ The sill does not cut across preexisting rocks, unlike dykes.
+ The Palisades Sill is a Triassic intrusion, formed 200 million years ago.
+ A sill is an intrusion which makes a table along bedding planes.

