What is the meaning of ڈ?

The seventeenth letter of the Balti alphabet, written in the Perso-Arabic alphabet

The seventeenth letter of the Burushaski alphabet, written in the Perso-Arabic script

The sixteenth letter of the Khowar abjad.

The sixteenth letter of the traditional alphabet chart of Kashmiri.

The twelfth letter of Punjabi in the Shahmukhi script.

The twelfth letter of the Urdu abjad.

Source: wiktionary.org