The One who is the all encompassing knowledge.
She who is the left handed path
She who is the right handed path
She who is the Vedic path
She who is the path of the fifth head of Brahaman.
She who is the Sampradayas
She who is Itihasas
She who is the Upanishads
She who is the puranas
She is the entire body of knowledge as Maa Adya Kali.
Hence the name, SARVAGYANI