Navneord på engelsk der begynder med P

• photopigment — Navneord – Engelsk ～ a special pigment found in the rods and cones of the retina
• photoplate making — Navneord – Engelsk ～ the process whereby printing surfaces (plates or cylinders) are produced by photographic methods; "photomechanics revolutionized the practice of printing"
• photoretinitis — Navneord – Engelsk ～ damage to the retina resulting from exposure of the eye to the sun without adequate protection
• photosensitivity — Navneord – Engelsk ～ sensitivity to the action of radiant energy
• photosphere — Navneord – Engelsk ～ the intensely luminous surface of a star (especially the sun)
• Photostat — Navneord – Engelsk ～ a duplicating machine that makes quick positive or negative copies directly on the surface of prepared paper
• photostat — Navneord – Engelsk ～ a photocopy made on a Photostat machine
• Photostat machine — Navneord – Engelsk ～ a duplicating machine that makes quick positive or negative copies directly on the surface of prepared paper
• photosynthesis — Navneord – Engelsk ～ synthesis of compounds with the aid of radiant energy (especially in plants)
• phototherapy — Navneord – Engelsk ～ the use of strong light to treat acne or hyperbilirubinemia of the newborn
• phototrophic bacteria — Navneord – Engelsk ～ green and purple bacteria; energy for growth is derived from sunlight; carbon is derived from carbon dioxide or organic carbon
• phototropic bacteria — Navneord – Engelsk ～ green and purple bacteria; energy for growth is derived from sunlight; carbon is derived from carbon dioxide or organic carbon
• phototropism — Navneord – Engelsk ～ an orienting response to light
• photovoltaic cell — Navneord – Engelsk ～ a cell that converts solar energy into electrical energy
• Phoxinus — Navneord – Engelsk ～ minnows
• Phoxinus phoxinus — Navneord – Engelsk ～ very small European freshwater fish common in gravelly streams
• phragmacone — Navneord – Engelsk ～ the thin conical chambered internal shell (either straight or curved) of a belemnite
• Phragmipedium — Navneord – Engelsk ～ genus of tropical American orchid species often included in genus Cypripedium or Paphiopedilum and Selenipedium: lady slippers
• phragmites — Navneord – Engelsk ～ reeds of marshes and riversides in tropical or temperate regions
• Phragmites communis — Navneord – Engelsk ～ tall North American reed having relative wide leaves and large plumelike panicles; widely distributed in moist areas; used for mats, screens and arrow shafts

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