Meaning of the Sanskrit Word: samrat

  samrat—the Emperor    SB 1.4.10, SB 1.17.21, SB 1.18.7, SB 3.21.25
  samrat—the emperor    SB 9.20.33
  samrat—Emperor    SB 1.18.46
  samrat—the king of all kings    SB 3.13.2
  samrat—Emperor Manu    SB 3.22.1
  samrat—the Emperor (Manu)    SB 3.22.24
  samrat—named Samrat    SB 5.15.14-15

Can't find any compound Sanskrit words containing samrat.