troncal

== Catalan == === Etymology === From tronc +‎ -al. === Pronunciation === IPA(key): (Central) [tɾuŋˈkal] IPA(key): (Balearic, Valencia) [tɾoŋˈkal] === Adjective === troncal m or f (masculine and feminine plural troncals) (education) core (heraldry, relational) of the main branch of a family tree (law, relational) of the principle of troncalitat ==== Derived terms ==== troncalitat === Further reading === “troncal”, in Diccionari de la llengua catalana [Dictionary of the Catalan Language] (in Catalan), second edition, Institute of Catalan Studies [Catalan: Institut d'Estudis Catalans], April 2007 == Spanish == === Etymology === From tronco +‎ -al. === Adjective === troncal m or f (masculine and feminine plural troncales) core, main (law, relational) of the principle of troncalidad ==== Derived terms ==== === Further reading === “troncal”, 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