EmbiopteraPronunciation: /ˌɛmbʌɪˈɒptərə/Definition of Embioptera noun Entomology a small order of insects that comprises the web-spinners. Derivatives embiopteran noun & adjective Origin:modern Latin (plural), from Embia (genus name) + Greek pteron 'wing'Embioptera in other Oxford dictionaries Definition of Embioptera in the US English dictionary