Sindon was a racehorse that won the 1958 Irish Derby Stakes. ...
fine linen
• (n.) A wrapper. • (n.) A small rag or pledget introduced into the hole in the cranium made by a trephine.
Sin'don noun [ Latin , a kind of fine Indian cotton stuff, Greek ..........] 1. A wrapper. [ Obsolete] 'Wrapped in sindons of linen.' Bacon. 2. (Surg.) A small rag or pledget introduced into the hole in the cranium made by a trephine. Dunglison.