Added 10 October 2026 septuple adjective Categories: Describing WordsObscure Words adjective ! Definition from Wiktionary (CC BY-SA). More about septuple at Wordnik → Where our words come from → Seven times as much; sevenfold. verb To multiply by seven. To increase by a factor of seven. noun A set of seven. A sevenfold measure. Related Words: sevenfoldmultipleseptuplicatesevenfoldedseptillionfoldsubseptuplesextupleseptenaryheptadicfourfoldseventyfoldseptuplex Back to today's word