lithotome

Noun

lithotome (plural lithotomes)

1. (archaic) An instrument used for cutting the bladder to remove a calculus; a cystotome.
2. A mineral resembling a cut gem, formed that way by nature.
   • On the walls of these stupendous structures is written and sculptured the history, as well as the religion, of Egypt, from Osirtasen I., who reigned four thousand five hundred years ago, down to the Roman Augustus: these are the earliest and the latest names inscribed on the lithotomes of Karnak.1873, Foster Barham Zincke, Egypt of the Pharaohs and of the Khedivé, page 128
   • The marble books of Egypt, the lithotomes and chiselled pictures of Assyria, are stamped with the minutest details of life—of busy, active, cultivated life, that was powerful in its day, and wrought mighty changes, and achieved mighty conquests in the almost forgotten ages of the long, long past.1875, Thomas E. Thoresby, The Free Church of England Magazine, page 73