* Noun: This is the most common usage. It refers to the act of explaining or understanding something.
* Example: "The *interpretation* of the poem was very insightful."
* Verb: It can mean "to explain" or "to understand."
* Example: "The lawyer *interpreted* the contract for the client."
* Adjective: It can be used to describe something that is related to explanation or understanding.
* Example: "The *interpretation* evidence was crucial to the case."
So, to know the specific part of speech, you need to see how "interpretation" is used in a sentence.