Meaning of the Sanskrit Word: prabhavisnave

  prabhaviṣṇave—to Lord Viṣṇu, the most powerful    Madhya 24.179, Madhya 24.209
  prabhaviṣṇave—unto the powerful Viṣṇu    SB 2.4.18

Can't find any compound Sanskrit words containing prabhavisnave.