a. [ Cf. F. augmentatif. ] Having the quality or power of augmenting; expressing augmentation. -- Aug*ment"a*tive*ly, adv. [1913 Webster]
n. (Gram.) A word which expresses with augmented force the idea or the properties of the term from which it is derived; as, dullard, one very dull. Opposed to diminutive. Gibbs. [ 1913 Webster ]