rachitome

• rachiotome

From French rachitome, from Ancient Greek ῥάχις (rhákhis, “the spine”) + τομός (tomós, “to cut”).

rachitome (plural rachitomes)

1. (surgery, historical) A dissecting instrument for opening the spinal canal.

• “rachitome”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

• atheromic, choirmate