Taber’s Cyclopedic Medical Dictionary Online + Mobile powered by Unbound Medicine. Find 65,000 medical and nursing definitions. Download to iPhone, iPad, and Android. Explore these free sample topics:
-- The first section of this topic is shown below --
[L. instrumentum, tool]
1. A mechanical device.
2. A special tool for accomplishing a specific task. Reflex hammers, microscopes, stethoscopes, cystoscopes, and surgeon's scalpels are all instruments.