Meaning and elaboration
Meaning: The Most Beautiful One in the Three Worlds, whose radiance surpasses all planes of existence.
Elaboration
Tri-Diva Sundari means "the Most Beautiful One in the Three Worlds." In this name, the beauty of Mahakali is not merely aesthetic. It is spiritual, cosmic, and inseparable from the deepest truth of existence.
The Three Worlds (Tri-Diva) The three worlds are usually understood as Bhu-loka, the earthly plane of embodied life; Bhuvar-loka, the subtle middle region; and Svar-loka, the heavenly world of the Devas. Together they represent the full range of manifested existence, from the gross to the subtle.
Beauty Beyond Appearance When Kali is called Tri-Diva Sundari, it means her beauty pervades and surpasses all these worlds. This is not beauty measured by ordinary human standards. It is the splendor of Brahman itself, absolute and self-luminous. It is the presence of sat-chit-ananda that underlies all creation.
Beauty as Truth and Liberation Her beauty is inseparable from truth. To those bound by Maya, Kali may appear fierce or terrifying. To the awakened devotee, even that fierce form is supremely beautiful, because it destroys ignorance, ends duality, and reveals what is real. In that sense, her beauty is the beauty of Moksha itself.
Radiance of Consciousness Sundari also suggests radiance. Here that radiance is the shining of pure consciousness, the light that illumines every world. It is the light of Jnana, which dispels ignorance and reveals the true nature of existence. For this reason, she is not only the source of beauty in all things, but also the highest object of contemplation and devotion.