What is the meaning of latin root word amin?

There is no Latin root word "amin". It's possible you're thinking of a different word or there might be a misunderstanding.

Could you please provide more context or details about where you encountered this word?

For example:

* Is it part of a larger word?

* What is the word's meaning?

* Where did you find it?

This would help me understand what you're asking and provide a more accurate answer.