octagonal

== English == === Alternative forms === octogonal (obsolete) === Etymology === From octagon +‎ -al. === Pronunciation === enPR: ŏk-tăgʹə-nl, IPA(key): /ɑkˈtæɡənəl/ Rhymes: -æɡənəl === Adjective === octagonal (not comparable) (geometry) Shaped like an octagon, in having eight sides and eight angles. ==== Derived terms ==== octagonally semi-octagonal ==== Translations ==== === See also === octactinal == Catalan == === Etymology === From octàgon +‎ -al. === Pronunciation === Rhymes: -al === Adjective === octagonal m or f (masculine and feminine plural octagonals) octagonal == Spanish == === Etymology === From octágono +‎ -al. === Pronunciation === IPA(key): /oɡtaɡoˈnal/ [oɣ̞.t̪a.ɣ̞oˈnal] Rhymes: -al Syllabification: oc‧ta‧go‧nal === Adjective === octagonal m or f (masculine and feminine plural octagonales) octagonal ==== Alternative forms ==== octogonal ==== Further reading ==== “octagonal”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025