catling

Etymology
From. Compare,. According to the OED, the sense of a surgical knife may be an independent word.

Noun

 * 1)  A little cat; a kitten.
 * 2) catgut; a catgut string
 * 3)  A double-edged, sharp-pointed dismembering knife.
 * 1)  A double-edged, sharp-pointed dismembering knife.
 * 1)  A double-edged, sharp-pointed dismembering knife.