Siddhidātrī is the ninth form of the Goddess Durga, the meaning of her name is as follows: Siddhi means supernatural power or meditative ability, and Dhatri means giver or awarder.
Candraghaṇṭā represents Parvati on her wedding day. Devi Candraghaṇṭā signifies the moon which is connected to the mind. She represents that which charms and captivates the mind.