Catgut (noun)

A strong cord or string made from the natural fibers of the walls of the intestines of sheep or other animals, used for strings in musical instruments, surgical suture, and sport equipment such as tennis racket strings.

Origin:

From the middle english word "catgut" meaning "string made from the gut of a cat" which is a shortened version of "cattlegut" meaning "string made from the gut of a cow, sheep or horse".

Examples:

1. The violinist replaced the catgut strings on his instrument.
2. The surgeon used catgut suture to close the incision.
3. The tennis player preferred the feel of catgut strings on his racket.
4. Catgut strings produce a warm and rich tone on string instruments.
5. The archer's bowstring was made of catgut.