* Noun: This is the most common usage. It refers to the quality of fluent, persuasive speaking or writing.
* Example: "The politician was known for his eloquence."
* Adjective: In this case, it means "eloquent," meaning fluent and persuasive.
* Example: "Her eloquent speech moved the audience to tears."
* Verb: This is less common, but it can be used to mean "to speak eloquently."
* Example: "She eloquently defended her point of view."
So, the specific part of speech depends on the context.