Yes, a mini trampoline is commonly referred to as a rebounder, particularly when used for a specific type of exercise known as rebounding.
According to information dated September 10, 2024, rebounding exercise is a low-impact aerobic workout performed on a mini trampoline called a rebounder. This clearly establishes that "rebounder" is the term used for a mini trampoline when it serves the purpose of performing rebounding workouts.
Rebounding workouts involve various movements such as jumping, skipping, and jogging in place. These exercises can vary in intensity, ranging from relatively gentle, low-impact routines to more vigorous, high-energy sessions, all performed on the rebounder (mini trampoline).
Essentially, while "mini trampoline" is a general description of the equipment's size and form, "rebounder" specifies its use for health and fitness activities like rebounding exercise.