0 extremely large and therefore unable to be measured: --
The ecological consequences of a nuclear war are incalculable.
1 too large to be calculated or measured, or extremely large: --
The consequences of a nuclear war are incalculable.
2 impossible to measure: --
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Можем да го завършим стъпка по стъпка, колкото и дълъг да е пътят и не може да бъде завършен, колкото и кратък да е пътят, ако дори не маркирате отпечатъка си.