impracticable

an impracticable and illusory idea n

n a hollow globule of gas (e.g., air or carbon dioxide) n a speculative scheme that depends on unstable factors that the planner cannot control n an impracticable and illusory idea n a dome-shaped covering made of transparent glass or plastic v form, produce, or emit bubbles v flow in an irregular current with a bubbling noise v rise in bubbles or as if in bubbles v cause to form bubbles v expel gas from the stomach

The state or quality of being impracticable; impracticability.

to an impracticable degree

Incapable of being executed or performed; impracticable