Does the term barbarian derive from Greek root meaning blood letter?

That's a very interesting idea, but it's not quite accurate. While the word "barbarian" does have Greek origins, the root "blood letter" isn't the direct source. Here's a breakdown:

The True Origin:

* The word "barbarian" comes from the Ancient Greek word "βάρβαρος" (barbaros).

* This word was originally used to describe foreigners who spoke in a way that sounded like "bar-bar", meaning unintelligible or incomprehensible to Greeks.

Where the "Blood Letter" Connection Comes From:

* There's a misconception that "barbarian" comes from the Greek word "barbaros" which *does* mean "blood letter." However, this is a different word with a different meaning: "βάρβαρος" (barbaros).

It's Important to Remember:

* The word "barbarian" has a long and complex history, often used in a derogatory way to describe non-Greeks. It's important to consider the historical context and avoid using it in a way that is offensive or perpetuates harmful stereotypes.