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• the member with the lowest range of a family of musical instruments

  hypernym	instrumentmusical instrument
  hyponym	bass fiddlebass guitarbass hornbass violbombardbombardonbull fiddlecontrabassdouble basssousaphonestring basstuba

• the lowest part of the musical range

  hypernym

  pitch

• the lowest adult male singing voice

  synonym	bass voicebasso
  hypernym	singing voice
  hyponym	basso profundo

• the lowest part in polyphonic music

  synonym	bass part
  hypernym	partvoice
  hyponym	basso continuocontinuofigured bassground bassthorough bass

• an adult male singer with the lowest voice

  synonym	basso
  hypernym	singervocaliservocalistvocalizer

• nontechnical name for any of numerous edible marine and freshwater spiny-finned fishes

  hypernym	percoidpercoid fishpercoidean
  hyponym	freshwater bass

• any of various North American freshwater fish with lean flesh (especially of the genus Micropterus)

  synonym	freshwater bass
  holo part	freshwater bass
  hypernym	freshwater fish
  hyponym	largemouth basssmallmouth bass

• the lean flesh of a saltwater fish of the family Serranidae

  synonym	sea bass
  holo part	sea bass
  hypernym	saltwater fish
  hyponym	striped bassstriper

• having or denoting a low vocal or instrumental range

  synonym	deep
  similar	lowlow-pitched