Definitions of bladdernose
  1. noun
    medium-sized blackish-grey seal with large inflatable sac on the head; of Arctic and northern Atlantic waters
    synonyms: Cystophora cristata, hooded seal
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    type of:
    earless seal, hair seal, true seal
    any of several seals lacking external ear flaps and having a stiff hairlike coat with hind limbs reduced to swimming flippers
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