rho·pa·loc·era \ˌrōpəˈläsərə\noun plural Usage: capitalized Etymology: New Latin, from rhopal- + -cera : a division of Lepidoptera consisting of the butterflies — compare heterocera • rho·pa·loc·er·al\|rōpə|läsərəl\adjective • rho·pa·loc·er·ous\-sərəs\adjective