What does grandiose mean?
Grandiose means exaggeratedly grand, impressive, or ambitious. It is used for ideas, plans, buildings, speeches, styles, and ambitions that display grandeur on an impressive or overwhelming scale. The word is often critical: calling a proposal grandiose suggests that it is showy, impractical, or founded on exaggerated self-importance, while applying it to architecture or ceremony may acknowledge magnificent scale with a degree of skepticism. Its effect depends on context. A description such as “grandiose architecture” can convey awe or theatrical splendor, whereas “grandiose plans” frequently implies excess and unrealism. Grandiose is therefore related to grand and grandeur, but it is more pointed than those words; it highlights the manner or degree of grandness rather than greatness alone. It is a useful word for recognizing displays that seek to inspire through scale, luxury, rhetoric, or dramatic presentation, especially when those displays may be disproportionate to their purpose or substance.
adjectiveExaggerately grand, impressive, or ambitious, often in an ostentatious or unrealistic way. The word commonly carries the implication that the display of grandeur is excessive or insincere.
- Exaggerately grand, impressive, ambitious, or ostentatious.
"The architect's grandiose plans for the museum were ultimately reduced to a far more modest design."
"His grandiose speech promised a future that the modest organization could not realistically deliver."
"The palace's grandiose architecture inspired awe, even though some visitors found its scale overwhelming."
Grandiose is where “grand” acquires a warning label: it can suggest majesty, but often signals excess.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does grandiose come from?
Grandiose entered English from French grandiose, which was based on Latin grandis, meaning “large” or “great,” together with the suffix -ose. In English, the word developed a sense associated with grandeur and magnificence, which gradually became strongly associated with exaggerated or ostentatious display. It shares its Latin ancestry with grand, grandeur, and grandiloquent, all of which express ideas of greatness, scale, or elevated expression.
Related word forms
How grandiose is actually used
The word is especially common in formal and critical contexts, where it usually suggests that something is excessively grand, showy, or impractical. It can also describe genuinely impressive architecture or spectacle, but often retains a note of criticism or irony.