[f. AUGMENT v. + -ING1.] Augmentation, increase. (Now gerundial.)
1537. ? Tindale, Exp. St. John, 78. They beleue it an augmentynge of synne.
1702. Lond. Gaz., No. 3812/3. As to the augmenting of the Army.
1830. Lyell, Princ. Geol. (1875), I. I. xii. 245. Its effect in somewhat augmenting the quantity of antarctic ice.