Meaning of the Sanskrit Word: ayusman

  āyuṣman—blessed with a long duration of life    SB 1.1.9
  āyuṣman—O immortal one    SB 4.12.27
  āyuṣman—O long-lived one    SB 7.5.22
  āyuṣman—O long-living Prahlāda    SB 7.9.53

Can't find any compound Sanskrit words containing ayusman.