Is the correct pronunciation for the month of fasting "Ramadan" or "Ramzan"? And is the letter ض pronounced as "dh" or "z"?

RamadanSawm (Fasting)
Is the correct pronunciation for the month of fasting "Ramadan" or "Ramzan"? And is the letter ض pronounced as "dh" or "z"?
Zaid Alsalami, Shaykh Dr Zaid Alsalami is an Iraqi born scholar, raised in Australia. He obtained a BA from Al-Mustafa University, Qom, and an MA from the Islamic College in London. He also obtained a PhD from... Answered 5 years ago

Bismihi ta'ala

The correct English pronunciation for رمضان is Ramadhan. Writing it with correct transliteration symbols is: Ramaḍān

Saying it as ramazan is incorrect. 

And Allah knows best.