Meaning of the Sanskrit Word: dhrtarastram

  dhrtarastram—Dhrtarastra    SB 1.8.3
  dhrtarastram—unto Dhrtarastra    SB 1.13.18
  dhrtarastram—a son named Dhrtarastra    SB 9.22.25

Can't find any compound Sanskrit words containing dhrtarastram.