Definition of unrealistically in US English:

unrealistically

adverb

  • In a way that does not show a sensible and practical idea of what can be achieved or expected.

    as submodifier ‘unrealistically optimistic plans’
    sentence adverb ‘what she wanted, perhaps unrealistically, was for him to come home’
    • ‘In a panel depicting Saint John in the Desert, logical proportion and perspective are disregarded, and colour is limited, unrealistically, to red and green.’
    • ‘The project was probably doomed on the drawing board by an unrealistically ambitious plan.’
    • ‘Forecasts of its demise are based on unrealistically low economic growth estimates.’
    • ‘Rhetorical arguments, often unrealistically extreme, hold sway.’
    • ‘Making a game unrealistically difficult will only frustrate a player.’

Pronunciation

unrealistically

/ˌənˌriəˈlɪstɪk(ə)li//ˌənˌrēəˈlistik(ə)lē/