noun also figurative arrel Grammar radical cube root arrel cúbica \ terça square root arrel quadrada \ segona root and branch completament , del tot money is the root of all evil el diner és l'origen de tots els mals the root of the problem is that el quid del problema és que to lie at the root of ser la causa de what lies at the root of his attitude quin és el motiu de la seva actitud to pull a plant up by the root arrencar una planta de soca-rel to put down one's root in a country arrelar-se en un país , establir-s'hi per sempre to strike \ take root arrelar-se , posar arrels to…