This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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adj. Characterized by greatness of scope or intent; grand. See Synonyms at grand.

adj. Characterized by feigned or affected grandeur; pompous.

adj. large and impressive, in size, scope or extent

adj. pompous or pretentious

adj. Impressive or elevating in effect; imposing; splendid; striking; -- in a good sense.

adj. Characterized by affectation of grandeur or splendor; flaunting; turgid; bombastic; -- in a bad sense.

Impressive from inherent grandeur; grand in effect; magnificent; imposing.

Characterized by self-display or bombast; vulgarly showy or flaunting; grandiloquent; swollen; turgid: as, a grandiose style.

adj. affectedly genteel

adj. impressive because of unnecessary largeness or grandeur; used to show disapproval

"But Wednesday's speech - which Gingrich himself called "grandiose" - could actually resonate politically in Florida, where space exploration is good politics 14 miles away from Cape Canaveral."

pretentious    impressive   

imposing    splendid    striking    flaunting    turgid    bombastic   

Gross    Grosz    adios    arkose    bowse    close    diagnose    dos    dose    engross   

grandiloquent    stilted    simplistic    pretentious    architectural    bombastic    theatrical    fanciful    pompous    stupendous