1. 
[syn: grandiosity, magniloquence, ornateness, grandiloquence, rhetoric]
The Collaborative International Dictionary of English v.0.48:
Grandiosity \Gran"di*os"i*ty\, n. [Cf. F. grandiosit['e], It.
   grandiosit[`a].]
   The state or quality of being grandiose,
   [1913 Webster]
WordNet (r) 3.0 (2006):
grandiosity
    n 1: high-flown style; excessive use of verbal ornamentation;
         "the grandiosity of his prose"; "an excessive ornateness of
         language" [syn: grandiosity, magniloquence,
         ornateness, grandiloquence, rhetoric]