aggĕro (adg-), āvi, ātum, 1, v. a. [agger].
I Lit., to form an agger, or to heap up like an agger; hence, in gen., to heap up , pile up (cf. cumulare; only poet. and in post-Aug. prose): aggerat cadavera, Verg. G. 3, 556: Laurentis praemia pugnae aggerat, id. A. 11, 79: ossa disjecta vel aggerata, Tac. A. 1, 61; 1, 63.—
II Transf.
A To heap up , i. e. to augment , increase : incenditque animum dictis atque aggerat iras, Verg. A. 4, 197, and 11, 342: omne promissum, Stat. Th. 2, 198.—
B To fill , fill up : spatium, Curt. 4, 2.—
C Aggerare arborem, in gardening, to heap up earth around a tree in order to protect the roots, Col. 11, 2, 46.