polypode, n.m., (bot.) polypody.
polyptique, n.m., (feudality) register of rents, taxes.
polyscope, n.m., polyscope.
polyspaste, n.m., polyspast.
polysperme, adj., polyspermous.
polystyle, adj., (arch.) polystyle.
polysyllabe, n.m. and adj., polysyllable; polysyllabic, polysyllabical.
polysyllabique, adj., polysyllabic, polysyllabical.
polytechnicien, n.m., cadet of the Paris Polytechnic School.
polytechnique (-tèk-nik), adj., polytechnic. Ecole —; Polytechnic School (French national military and civil-service academy).