| poly peptide | proteína |
| Poly vinyl pyrrolidone | Polivinilpirrolidona |
| Polyacrylamide | Poliacrilamida |
| Polyacrylonitrile | Poliacrilonitrila |
| Polyalphabetic cipher | Cifra de substituição |
| polyamide | poliamida |
| polyandry | poliandria |
| polyanthus | primavera-dos-jardins |
| Polybius | Políbio |
| polybrominated biphenyl | bifenilos polibromados |
| Polycarp | Policarpo de Esmirna |
| polychlordibenzo-p-dioxin | policlorodibenzo |
| polychlorinated biphenyl | bifenilos policlorados |
| polychlorinated dibenzofuran | policlorodibenzofurano |
| polychlorinated terphenyl | terfenilopoliclorados |
| Polychrotidae | Polychrotidae |
| Polycrates | Policrates |
| Polycrates of Ephesus | Policrates |
| polycyclic aromatic hydrocarbon | hidrocarbonetos policíclicos aromáticos |
| polycyclic hydrocarbon | hidrocarbonetos policíclicos |
| Polycystic ovary syndrome | Síndrome do ovário policístico |
| Polydor Records | Polydor Records |
| Polydora | Polidoro |
| Polydorus | Polidoro |
| polyester | poliéster |
| Polyethylene | Polietileno |
| Polyethylene glycol | Polietilenoglicol |
| polyethylene terephtalate | tereftalatos de polietileno |
| Polyethylene terephthalate | PET |
| Polyform | Poliforma |
| Polygalaceae | Polygalaceae |
| polygamist | polígamo |
| polygamous | polígamo |
| polygamy | poligamia |
| polyglot | poliglota |
| Polygnotus | Polignoto |
| polygon | polígono |
| Polygonaceae | Polygonaceae |
| Polygonatum | Polygonatum |
| Polygonum | Polygonum |
| Polygonum aviculare | Polygonum aviculare |
| Polyhedral compound | Poliedro composto |
| Polyhedron | Poliedro |
| Polyhymnia | Polímnia |
| Polykarp Kusch | Polykarp Kusch |
| Polykleitos | Policleto de Argos |
| Polykleitos the Younger | Policleto de Argos |
| polymer | polímero |
| Polymerase chain reaction | Reação em cadeia da polimerase |
| polymerisation | polimerização |
| polymorphic | polimorfo |
| polymorphous | polimorfo |
| Polynesia | Polinésia |
| Polynesian Rat | Rato-do-pacífico |
| Polynices | Polinice |
| Polynomal | Polinómio |
| Polynomial | Polinómio |
| Polynomial factorization | Fatoração de um polinômio |
| Polynomial long division | Divisão polinomial |
| Polynucleotide | Polinucleótido |
| Polyolefin | Poliolefina |
| Polyomino | Poliminó |
| Polyoxymethylene | Poliacetal |
| polyp | pólipo |
| Polyphaga | Polyphaga |
| Polyphagia | Polifagia |
| Polyphasic sleep | Sono polifásico |
| Polyphemus | Polifemo |
| Polyphenol | Polifenol |
| Polyphenols | Vinho |
| polyphony | polifonia |
| Polyphyly | Polifilético |
| Polypodiaceae | Pteridophyta |
| Polypodiophyta | Pteridophyta |
| Polypterus | Polypteridae |
| polypus | pólipo |
| Polyrhythm | Polirritmia |
| polystyrene | polistireno |
| polysyllabic | polissilábico |
| polysyllable | polissílabo |
| Polysynthetic language | Línguas polissintéticas |
| Polysynthetic languages | Línguas polissintéticas |
| polytechnic | escola politécnica |
| polytechnic school | escola politécnica |
| Polytechnic University of the Philippines | Universidade politécnica das Filipinas |
| Polytechnical Institute of Porto | Instituto Politécnico do Porto |
| Polytelis | Aprosmictus |
| polytheism | politeísmo |
| polytheismitics | politeísmoo |
| polytheistic | politeísta |
| polythene | politeno |
| Polytope | Polítopo |
| polyunsaturated | poliinsaturado |
| polyurethane | poliuretana |
| Polyvinyl alcohol | PVC |
| polyvinyl chloride | cloreto de polivinilo |
| Polyxena | Polyxena |
