1. A surgeon's instrument for scraping bones.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• xister,
• zyster,
• xtster,
• xgster,
• xhster,
• x7ster,
• x6ster,
• xyater,
• xysterr,
• Xystar,
• xYSTOR,
• xystero-,
• xystera,
• Xystir,
• Xystyr,
• Xisterr,
• Xystora,
• Xistera,
• Xistero,
• Xeyster

The plural of the "Xyster" can be the "xysters".

The singular of the "Xyster" can be the "Xyster".