Irreversible
/ˌɪrɪˈvɜːrsəbəl/
Definitions
Incapable of being reversed or returned to a previous state.
/ˌɪrɪˈvɜːrsəbəl/
Not able to be undone or altered; permanent.
The doctor explained that the hearing loss was irreversible.
💡 Simply: Imagine you spill paint on your favorite shirt – if it stains permanently, it's like an irreversible mess. It means something is changed so much that you can't get it back to how it was before, like a broken promise or a permanent scar.
👶 For kids: Something that can't be changed back to the way it was before is irreversible. Like if you rip a paper, you can't make it whole again.
More Examples
The impact of the pollution on the environment is, in many cases, irreversible.
Once the contract is signed, the terms are considered irreversible.
How It's Used
"The damage caused by the stroke was irreversible."
"The judge ruled that the decision was irreversible and final."
"Climate change has caused irreversible damage to some ecosystems."
From Medieval Latin *irreversibilis*, from *in-* (not) + *reversibilis* (reversible). Reversible comes from Latin *revertere* (to turn back).
The word 'irreversible' started gaining traction in the 18th and 19th centuries, particularly in scientific and legal contexts where concepts of permanence and finality were crucial.
Memory tip
Think of a one-way street: once you've gone down, you can't go back. That's irreversible.
Word Origin
"not turn back"