* * *
turn·over 'tər-.nō-vər n the continuous process of loss and replacement of a constituent (as a neurotransmitter, cell, or tissue) of a living system <protein \turnover in various pathological states (J. C. Waterlow)> <hyperthyroidism accelerates bone \turnover and shortens the normal bone remodeling cycle (Richard Sadovsky)>
* * *
turn·over (turnґo-vər) 1. the movement of something into, through, and out of a place. 2. the rate at which something is depleted and replaced.Medical dictionary. 2011.