Definition: Acrorrhema, in Greek, is a term which describes the swelling of a large gland (e.g., in the neck, jaw or stomach) caused by trauma or other injuries. Definition: Acrorrhema refers to the swelling or bulging of the larger part of an organ or body cavity due to trauma. It can be caused by a variety of injuries such as cuts, bruises, sprains, fractures, and even tumors. The term comes from Ancient Greek acrorhΔma which means "large swelling" or "gland."