octofoil

== English == === Etymology === From octo- +‎ foil. === Pronunciation === (UK) IPA(key): /ˈɒktəfɔɪl/ === Adjective === octofoil (not comparable) Having eight lobes or leaves. [from 19th c.] === Noun === octofoil (plural octofoils) (heraldry) A stylized flower or leaf with eight lobes; a double quatrefoil.