| Para-Phénylènediamine | P-Phenylenediamine |
| Parabasalia | Parabasalid |
| Parabase | Parabasis |
| Parabens | Paraben |
| parabole | parable |
| Parabole des ouvriers de la onzième heure | Parable of the Workers in the Vineyard |
| Paraboloide | Dish antennas |
| Paracanthurus hepatus | Paracanthurus hepatus |
| Paracelse | Paracelsus |
| parachever | finish |
| parachutage | airdrop |
| parachute | parachute |
| parachute de freinage | drogue |
| Parachute de palier | Surface Marker Buoy |
| parachute de queue | drogue |
| parachute doré | golden parachute |
| parachutisme | parachuting |
| parachutiste | paratrooper |
| parachutistes | paratroops |
| Paracrine | Paracrine signalling |
| paracétamol | acetaminophen |
| parade | parade |
| Parade de printemps | Easter Parade |
| Parade militaire | Military display |
| Paradigalla | Paradigalla |
| paradigmatique | paradigmatic |
| paradigme | paradigm |
| paradis | heaven |
| paradis fiscal | tax haven |
| Paradis sur Terre | Canaan |
| paradis terrestre | Shangri-La |
| Paradisaea | Paradisaea |
| Paradisaea apoda | Greater Bird of Paradise |
| Paradisaea guilielmi | Emperor Bird of Paradise |
| Paradisaea raggiana | Raggiana Bird of Paradise |
| Paradisaea rudolphi | Blue Bird of Paradise |
| Paradisaeini | Birds of Paradise |
| Paradise Now | Paradise Now |
| Paradise Road | Paradise Road |
| paradisiaque | blissful |
| paradisier | bird of paradise |
| Paradisier multifil | Twelve-wired Bird of Paradise |
| Paradisier petit-émeraude | Lesser Bird of Paradise |
| Paradisier rouge | Red Bird of Paradise |
| paradoxal | paradoxical |
| Paradoxale | Paradox |
| paradoxalement | paradoxically |
| paradoxe | paradox |
| Paradoxe de Berry | Berry paradox |
| Paradoxe de Burali-Forti | Burali-Forti paradox |
| Paradoxe de Condorcet | Voting paradox |
| Paradoxe de Fermi | Fermi paradox |
| Paradoxe de Gibbs | Gibbs paradox |
| Paradoxe de Goodman | Grue and Bleen |
| Paradoxe de Hempel | Raven paradox |
| Paradoxe de Jevons | Jevons paradox |
| Paradoxe de la valeur C | C-value enigma |
| Paradoxe de Levinthal | Levinthal paradox |
| paradoxe de l’œuf et de la poule | chicken-or-egg question |
| Paradoxe des deux enfants | Boy or Girl paradox |
| Paradoxe des deux enveloppes | Two envelopes problem |
| Paradoxe des jumeaux | Twin paradox |
| Paradoxe du coin | Missing square puzzle |
| Paradoxe du grand-père | Grandfather paradox |
| Paradoxe du menteur | Liar paradox |
| Paradoxe du singe savant | Infinite monkey theorem |
| Paradoxe du train | Ladder paradox |
| Paradoxe EPR | EPR paradox |
| paradoxe français | French paradox |
| Paradoxe sorite | Sorites paradox |
| Paradoxornithidae | Parrotbill |
| Paradoxurus | Paradoxurus |
| Paradoxurus hermaphroditus | Asian Palm Civet |
| parafe | initials |
| parafer | initial |
| paraffine | paraffin |
| parafoudre | surge protector |
| Paragoge | Paragoge |
| paragraphe | paragraph |
| Paraguay | Paraguay |
| paraguayen | Paraguayan |
| Paraguayenne | Paraguayan |
| Paragus | Paragus |
| Parahydrogene | Parahydrogen |
| Parahydrogène | Parahydrogen |
| Parahydromys asper | New Guinea Waterside Rat |
| Parainfluenza | Human parainfluenza viruses |
| Parakrama | Parakrama |
| Paralichthyidae | Paralichthyidae |
| Parallaxe | Parallax |
| Parallaxe annuelle | Annual parallax |
| Parallaxe cinematique | Kinematic parallax |
| Parallaxe cinématique | Kinematic parallax |
| Parallaxe des amas en mouveme | Moving cluster parallax |
| Parallaxe dynamique | Dynamical parallax |
| Parallaxe en secondes | Parallax second |
| Parallaxe photometrique | Photometric parallax |
| Parallaxe seculaire | Secular parallax |
| Parallaxe statistique | Statistical parallax |
| Parallaxe séculaire | Secular parallax |
| Parallaxe trigonometrique | Trigonometric parallax |
| Parallaxe trigonométrique | Trigonometric parallax |
| Parallel random access machine | Parallel Random Access Machine |
| Parallel Virtual Machine | Parallel Virtual Machine |
| Parallels Desktop | Parallels Desktop |
| parallèle | alternative |
| Parallélisation | Parallel programming |
| parallélisme | parallelism |
| parallélogramme | parallelogram |
| Parallélogramme de Watt | Parallel motion |
| parallélépipèdique | cuboid |
| paralysant | crippling |
| paralyser | tie up |
| paralysie | paralysis |
| paralysie cérébrale | cerebral palsy |
| Paralysie du sommeil | Sleep paralysis |
| paralysie infantile | infantile paralysis |
| Paralysie supranucléaire progressive | Progressive supranuclear palsy |
| paralysé de peur | numb with fear |
| paralysé par | seized with |
| Paramahansa Yogananda | Paramahansa Yogananda |
| Paramanga Ernest Yonli | Paramanga Ernest Yonli |
| Paramaribo | Paramaribo |
| Parametre de deceleration | Deceleration parameter |
| Parametre de Stokes | Stokes parameters |
| paramilitaire | paramilitary |
| Paramita | Paramita |
| Paramoteur | Paramotor |
| Paramouchir | Paramushir |
| Paramount Pictures | Paramount Pictures |
| Paramount Records | Paramount Records |
| Paramythiidae | Paramythiidae |
| paramètre | parameter |
| Paramètre de décélération | Deceleration parameter |
| Paramètre de Stokes | Stokes parameter |
| paramètre météorologique | meteorological parameter |
| paramètre écologique | ecological parameter |
| Paramètres de Milanković | Milankovitch cycles |
| Paramètres de Stokes | Stokes parameters |
| Paramètres S | Scattering parameters |
| paramédical | paramedical |
| Parangaricutirimícuaro | Nuevo San Juan Parangaricutiro |
| Paranoia Agent | Paranoia Agent |
| paranormal | psychic |
| Parano¼a | Paranoia |
| paranoïa | paranoia |
| Paranoïak | Disturbia |
| paranoïaque | paranoiac |
| paranoïde | paranoid |
| Parantechinus apicalis | Southern Dibbler |
| Paranthrope | Paranthropus |
| Paranthropus | Paranthropus |
| Paranthropus boisei | Paranthropus boisei |
| Paranthropus robustus | Paranthropus robustus |
| Paraná | Paraná |
| Paraná Clube | Paraná Clube |
| Parapente | Paragliding |
| parapet | parapet |
| paraphe | initials |
| Paraphilie | Paraphilia |
| Paraphimosis | Paraphimosis |
| paraphrase | paraphrase |
| paraphraser | paraphrase |
| Paraphylétique | Paraphyly |
| parapluie | umbrella |
| Parapluie bulgare | Bulgarian umbrella |
| paraplégie | paraplegia |
| Paraplégie spastique familiale | Hereditary spastic paraplegia |
| paraplégique | paraplegic |
| Parapsychological Association | Parapsychological Association |
| parapsychologie | parapsychology |
| Parasang | Parasang |
| Parasaurolophus | Parasaurolophus |
| Parascalops breweri | Hairy-tailed Mole |
| parascolaire | extracurricular |
| Parascylliidae | Parascylliidae |
| Parasha de la semaine | Weekly Torah portion |
| Parashurama | Parashurama |
| parasite | sponge |
