Meaning of the Sanskrit Word: adhisthaya

  adhisthaya—being so situated    Bg 4.6
  adhisthaya—being situated    Bg 15.9
  adhisthaya—taking shelter of    SB 4.29.5
  adhisthaya—taking possession of    SB 8.15.33
  adhisthaya—situated    SB 8.17.15

Can't find any compound Sanskrit words containing adhisthaya.