Here's what rhymes with bihemispherical.
                        
                        
                    
                                spherical  hemispherical  hysterical  Words that almost rhyme with bihemispherical
helical  angelical  evangelical  vesicle  vesical  heretical  metrical  technical  theoretical  lexical  poetical  symmetrical  nonsensical  unethical  obstetrical  testicle  hermetical  identical  electrical  asymmetrical  antithetical  parenthetical  nontechnical  unsymmetrical  geometrical  alphabetical  arithmetical  biomedical  exegetical  academical  diametrical  nonelectrical  dialectical  ecumenical  imperceptible  indelible  trigonometrical  nonidentical  extendible  infinitesimal  petrochemical  pyrotechnical  electrochemical  incomprehensible