im ‧ mea ‧ su ‧ ra ‧ ble /ɪˈmeʒ ə rəb ə l/ BrE AmE adjective
[ Word Family: adjective : ↑ measurable ≠ ↑ immeasurable , ↑ measured , ↑ measureless ; noun : ↑ measure , ↑ measurement ; verb : ↑ measure ; adverb : ↑ measurably ≠ ↑ immeasurably ]
used to emphasize that something is too big or too extreme to be measured:
The refugee problem has now reached immeasurable proportions.
—immeasurably adverb :
Your Spanish has improved immeasurably.