Meaning of the Sanskrit Word: srotram

  śrotram—the sense of hearing    SB 2.1.29, SB 2.5.31, SB 2.6.3, SB 3.26.13, SB 3.26.32
  śrotram—the auditory sense    SB 3.26.47, SB 3.26.55
  śrotram—ears    Bg 15.9
  śrotram—the power of hearing    SB 2.10.22
  śrotram—the aural sense    SB 7.12.26-28

Can't find any compound Sanskrit words containing srotram.