"having power or quality of augmenting," c. 1500, from Old French augmentatif (14c.), from Late Latin augmentat-, stem of augmentare "to increase" (see augment). In grammar, "expressing augmentation or increase in the force of the idea conveyed," from 1640s. It is applied both to words and to affixes; also as a noun in grammar, "word formed to express increased intensity of the idea conveyed by it, or an affix which serves this purpose."
updated on December 29, 2020