transnistria

As a noun taxonomy

is the science or the technique used to make a classification.

As a proper noun transnistria is

transnistria (transnistria, an autonomous territory in moldova).

Transnistria is a related term of dniester.

As proper nouns the difference between transnistria and dniester

is that transnistria is transnistria (transnistria, an autonomous territory in moldova) while dniester is a river in eastern europe, flowing through ukraine and moldova to the black sea.