英语单词

词典成语诗词造句字典单词小说古文名言

septangle

['sɛp,tæŋgl]

n. 七角形；七边形

英文词源

septangle (n.): 1550s, from Late Latin septangulus, from Latin sept- "seven" (see septi-) + angulus "angle" (see angle (n.)). Related: Septangular.