undecenal

== Portuguese == === Pronunciation === Hyphenation: un‧de‧ce‧nal === Adjective === undecenal m or f (plural undecenais) undecennial (which is produced or carried out every eleven years) === Further reading === “undecenal”, in Dicionário Aulete Digital (in Portuguese), Rio de Janeiro: Lexikon Editora Digital, 2008–2026 “undecenal”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026