Tilaka (Hindi: तिलक) is a mark worn usually on the forehead.
The tilaka is a mark created by the application of powder or paste on the forehead.
The tilaka which Bhagavan Sri Chakradhar used to apply consists of a long vertical marking starting from just below the hairline to almost the end of one’s nose tip, and they are also known as urdhav paundra
.It is intercepted in the middle by an elongated U. This tilaka is traditionally made with sandalwood paste.
9 other types of tilaks which Bhagavan Sri Chakradhar accepted. See Pic below: