- Impossible to calculate: a mass of incalculable figures.
- Too great to be calculated or reckoned: incalculable wealth.
- Impossible to foresee; unpredictable: "The motions of her mind were as incalculable as the flit of a bird" (Edith Wharton).
incalculably in·cal'cu·la·bly adv.
SYNONYMS incalculable, countless, immeasurable, incomputable, inestimable, infinite, innumerable, measureless. These adjectives mean being greater than can be calculated or reckoned: incalculable riches; countless hours; an immeasurable distance; an incomputable amount; jewels of inestimable value; an infinite number of reasons; innumerable difficulties; measureless power.





