Nudra, Nudrah, also spelled Nudrat, is an Arabic name for girls that means uniqueness, rarity. It is not used in the Quran directly or indirectly, but the meaning is good therefore Muslims can use it.
It is pronounced as (N)ame + p(U)t + (D)uty + (RU)n. The name has an optional "t" at the end that you can pronounce if you like, or leave it.
It is written as نُدرة in Arabic.
You may choose to spell it as Nodra, Noudra, Nuwdra, or any other spelling you like.