Eh-loo-vay-tee
Here's a breakdown:
* Eh: Like the "e" in "bed"
* loo: Like the "loo" in "balloon"
* vay: Like the "way" in "away"
* tee: Like the "tee" in "tree"
It's important to note that the "i" in "Eluveitie" is pronounced as a long "ee" sound, similar to the "i" in "machine".