BLADDER n.
Anything inflated, empty, or unsound. "To swim with bladders of philosophy." Rochester. Bladder nut, or Bladder tree (Bot.), a genus of plants (Staphylea) with bladderlike seed pods. -- Bladder pod (Bot.), a genus of low herbs (Vesicaria) with inflated seed pods. -- Bladdor senna (Bot.), a genus of shrubs (Colutea),…