Taber’s Cyclopedic Medical Dictionary Online + App from F.A. Davis and Unbound Medicine. Find 65,000 medical and nursing definitions. Download to iPhone, iPad, and Android. Explore these free sample topics:
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To provide suggestions, feedback, direction, training, and redirection to another person or to a group or team to improve the ability to perform a task well.
2. One who provides such suggestions, feedback, direction, or training.