DuckCorp Dico

Found one definition

1.                 From Japanese-English FreeDict Dictionary ver. 0.1:
                   
   
   
                   
                     
   鰾 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, ふえ /ɸˈɯᵝe̞/,  (gikun (meaning as reading) or jukujikun (special kanji reading))  うきぶくろ /ˌɯᵝkibɯᵝkˈɯᵝɽo̞/, ひょう /çˈo̞ɯᵝ/,  (out-dated or obsolete kana usage)  ほばら /ho̞bˈäɽä/,  (out-dated or obsolete kana usage) ほはら /ho̞hˈäɽä/
   (noun (common) (futsuumeishi))
   浮き袋・2swim bladder, air bladder