Unrepeatable (adjective)

Not able to be repeated.

Origin:

The word "unrepeatable" is formed by the prefix "un-" which means not, and the word "repeatable" which means able to be repeated. together they form an adjective that means not able to be repeated.

Examples:

1. The experiment was unrepeatable, the conditions could not be replicated.
2. The performance was unrepeatable, it was a one-time event.
3. The opportunity was unrepeatable, it would not come again.
4. The mistake was unrepeatable, it was corrected after the first time.
5. The victory was unrepeatable, it was a unique achievement.