Improve بارہ سر کا نظام meaning in English

Is there any meaning of the word بارہ سر کا نظام that needs an edit? Please click that meaning to rewrite it.

twelve tone system

Is there any meaning of the word بارہ سر کا نظام that needs to be removed from the list? Please click that meaning to mark it for deletion.

twelve tone system

Do you want to add a new meaning, definition, and a sentence of the word بارہ سر کا نظام? Please feel free to add.