Sari has three meanings in Arabic the most frequently used is: "the man who travels at night" ,but it could also means "the rainy cloud" depending on the context, and it is pronounced exactly like the Indian Sari .
Regarding the Dokuz Eylul University their application for foreign students in their website stated the following
"The basic language of instruction at DEU is Turkish, So candidates must know Turkish in both spoken and written" ~ found at the bottom of this page http://goo.gl/ITg0HD.
Haceteppe has both English-taught and Turkish-taught groups for Medicine but they didn't provide any information regarding Dentistry.
and I really prefer Izmir and it was the first thing on my mind when I looked for schools there.
And do you have any idea about tuition fees in general?