Word Study
catgut
CIDE DICTIONARY
catgut, n. [Cat + gut.].
- A cord of great toughness made from the intestines of animals, esp. of sheep, used for strings of musical instruments, etc. [1913 Webster]
- A sort of linen or canvas, with wide interstices. [1913 Webster]
OXFORD DICTIONARY
catgut, n. a material used for the strings of musical instruments and surgical sutures, made of the twisted intestines of the sheep, horse, or ass (but not the cat).
For further exploring for "catgut" in Webster Dictionary Online