A / aggĕrātĭo
noun

aggĕrātĭo

gen. aggĕrātōnis · gender feminine · decl. 3rd
(), , 1. aggero
a heaping up;; that which is heaped up; a mole
a heaping up; in concr., that which is heaped up, a mole, dike (not before the Aug. per.): naves supra adgerationem, quae fuerat sub aquā, sederunt, Vitr. 10, 22, 263; Just. 2, 1 fin.