quinquangle

== English == === Etymology === From Late Latin quīnquangulum, use as noun of neuter of quīnquangulus (“pentagonal”). By surface analysis, quinqu- +‎ -angle. === Pronunciation === IPA(key): /ˈkwɪŋˌkwæŋɡəl/ Rhymes: -æŋɡəl === Noun === quinquangle (archaic) Synonym of pentagon, a regular 5-sided figure. ==== Related terms ==== === References ===