HICT is an acronym that stands for High-Intensity Circuit Training, a type of workout that involves short, intense bursts of activity followed by brief periods of rest. Some synonyms for HICT include high-intensity interval training (HIIT), metabolic resistance training (MRT), and Tabata training. These types of workouts have gained popularity in recent years due to their effectiveness in helping to burn fat and build muscle in a short amount of time. Other similar terms may include burst training, sprint intervals, or anaerobic exercise. In any case, the key features of these types of workouts are the short, intense bursts of activity followed by shorter periods of rest.