macrolepidopteraEnglishOxford New American Dictionarymacrolepidoptera /ˌmakrōˌlepəˈdäptərə, ˌmækroʊˌlɛpəˈdɑptərə / ▸ plural noun Entomology the butterflies and larger moths, comprising those of interest to the general collector. Compare with microlepidoptera. – ORIGIN modern Latin (plural), from macro- + Lepidoptera.