Meaning of the Sanskrit Word: dyuman

  dyumān—Dyumān    SB 4.1.41, SB 9.17.5
  dyuman—O Lord, who appear exactly like the sun, illuminating the darkness of this world of ignorance    SB 10.2.31
  dyumān—Lord Brahmā    SB 4.9.14

Can't find any compound Sanskrit words containing dyuman.