Meaning of the Sanskrit Word: ajamidhah

  ajamīḍhaḥ—Ajamīḍha    SB 9.21.21
  ājamīḍhaḥ—Dhṛtarāṣṭra, scion of the family of Ajamīḍha    SB 1.13.29

Can't find any compound Sanskrit words containing ajamidhah.