¿Sabías que...?: La raíz de agricultura proviene del Griego agros-. Encuentra el significado del prefijo agri-.
keystone / dovela
 
keystone   [ˈki:stəʊn]   -noun   (architecture)   dovela (f)   (figurative)   piedra (f) angular
 
Collins Spanish Dictionary - Complete and Unabridged and Audio Headword Pronunciation (Spanish) 8th Edition 2005 © William Collins Sons & Co Ltd. 1971,1988 © HarperCollins Publishers 1992,1993,1996,1997,2000,2003,2005.
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