say it: gran-dee-OHS
grandiose is an adjective meaning "impressive because of unnecessary largeness or grandeur; used to show disapproval". It carries 2 recorded senses.
impressive because of unnecessary largeness or grandeur; used to show disapproval
affectedly genteel
Definitions, synonyms and semantic relations for grandiose come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.