Meaning of the Sanskrit Word: medhyam

  medhyam—meant for offering in the sacrifice    SB 4.17.4
  medhyam—pure (obtained by hunting)    SB 9.6.6
  medhyam—around a central pole    SB 4.9.20-21
  medhyam—a central pole    SB 4.12.39

Can't find any compound Sanskrit words containing medhyam.