Full dress is a formal attire that is worn on special occasions like weddings, ball dances, and official receptions. However, there are several synonyms that can be used in place of "full dress" to describe this type of elegant attire. Some possible options include "formal dress," "black-tie attire," "evening wear," "gala dress," "tuxedo," "dress uniform," and "dress suit." Each of these terms adds a distinct flavor to the description of the formal attire, based on the event and its level of formality. Regardless of the synonym used, all of these terms convey a sense of sophistication and elegance.