1. a person who, or a device which, measures the time taken by anything. a three-minute egg-timer.temporizador 2. a clock-like device which sets something off or switches something on or off at a given time. reloj automático times...
aPTT Other names: Activated Partial Thromboplastin Time; Partial Thromboplastin Time; PTT; Kaolin Cephalin Clotting Time (KCCT) The PTT test measures the efficacy and functionality of the coagulation cascade; the coagulation cascade is used to produce blood clots when the body suffers an injury, ...