Common varieties of dresses include ball, evening, cocktail, and wedding gowns. Usually worn for black-tie occasions, ballgowns are full-skipped, formal dresses; evening gowns may be more elegant and simple. Brides wear bridal dresses on their wedding day; cocktail gowns are shorter and appropriate for less formal gatherings. https://www.theoutfitclub.com/blogs/blog-details/party-perfection-finding-the-ideal-gown-for-every-occasion