Some critics worry that reform would be like an on/off switch—suddenly and irreversibly changing America forever.
If enough of the chemical adheres to the living bacterium, the living protoplasm thickens and irreversibly coagulates.
St. Paul's heart is pledged irrevocably and irreversibly to the Church.
As a race, the Southern Caucasian would be irreversibly doomed.
The real man is discovered, his worth is impartially weighed, his rank is irreversibly decreed.
For why should men do either, when all they can desire is irreversibly predestined?
To say nothing of the question of how much of Terra's best blood do you want to drain off, irreversibly and permanently?