Whats the difference between perfume and eu de parfum?

i think eu de parfum is just the perfume watered down or diluted, since eu de means essence of, but im not sure.Whats the difference between perfume and eu de parfum?
The differences are simply a matter of the amount or concentration of oils in the fragrance. These oils are called ';juice.'; The highest concentration of ';juice'; is in perfume (or parfum). Next would be Eau de Parfum, then Eau de Toilette, and finally Eau de Cologne.


Perfume is stronger and lasts more. It is also very expensive.

Difference between Malotic and Otomax