How to Say "irreversible" in Spanish
The Spanish word for “irreversible” is “irreversible” — B2 level.

Examples
El daño al medio ambiente es irreversible si no actuamos ahora.
The damage to the environment is irreversible if we don't act now.
Tomaron una decisión irreversible de cerrar la fábrica.
They made an irreversible decision to close the factory.
Los médicos dicen que el estado del paciente es irreversible.
The doctors say the patient's condition is irreversible.
One Form for All
This word is the same for both masculine and feminine things. You can say 'un proceso irreversible' or 'una decisión irreversible' without changing the ending.
The 'Not' Prefix
The 'i-' at the start is a shortened form of 'in-'. It acts just like 'un-' in English, turning 'reversible' into its opposite.
Don't use 'unreversible'
Mistake: “Esto es unreversible.”
Correction: Esto es irreversible. Even though English uses 'un-', Spanish always uses 'i-' or 'in-' for this word.
Related Translations
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