Definition: The word 'ankylotome' refers to a medical procedure that involves removing organs or tissues by puncturing them with a tiny syringe, which then drips blood into an instrument. Detailed definitions: 1. Ankylos: This term usually is used to describe bones with a unique shape and alignment where the edges meet at points called apices. It's a type of bone invertebrate. 2. Tomyotome: This term refers to a surgical tool or procedure that involves inserting a tiny syringe into a vein (called the venous sinus) for use to draw blood from an area like the arm, leg, hand, eye, etc. In medical terms, it's used for surgeries where doctors need to remove organs or tissues without harming living tissue.