photosphere
— Noun
– English
～ the intensely luminous surface of a star (especially the sun)
Photostat
— Noun
– English
～ a duplicating machine that makes quick positive or negative copies directly on the surface of prepared paper
photostat
— Noun
– English
～ a photocopy made on a Photostat machine
Photostat machine
— Noun
– English
～ a duplicating machine that makes quick positive or negative copies directly on the surface of prepared paper
photostat
— Verb
– English
～ make a copy by means of a Photostat device
photosynthesis
— Noun
– English
～ synthesis of compounds with the aid of radiant energy (especially in plants)
photosynthetic
— Adjective
– English
～ relating to or using or formed by photosynthesis
phototherapy
— Noun
– English
～ the use of strong light to treat acne or hyperbilirubinemia of the newborn
phototrophic bacteria
— Noun
– English
～ green and purple bacteria; energy for growth is derived from sunlight; carbon is derived from carbon dioxide or organic carbon
phototropic bacteria
— Noun
– English
～ green and purple bacteria; energy for growth is derived from sunlight; carbon is derived from carbon dioxide or organic carbon
phototropism
— Noun
– English
～ an orienting response to light
photovoltaic cell
— Noun
– English
～ a cell that converts solar energy into electrical energy
photovoltaic
— Adjective
– English
～ producing a voltage when exposed to radiant energy (especially light)
Phoxinus phoxinus
— Noun
– English
～ very small European freshwater fish common in gravelly streams
phragmacone
— Noun
– English
～ the thin conical chambered internal shell (either straight or curved) of a belemnite
Phragmipedium
— Noun
– English
～ genus of tropical American orchid species often included in genus Cypripedium or Paphiopedilum and Selenipedium: lady slippers
phragmites
— Noun
– English
～ reeds of marshes and riversides in tropical or temperate regions
Phragmites communis
— Noun
– English
～ tall North American reed having relative wide leaves and large plumelike panicles; widely distributed in moist areas; used for mats, screens and arrow shafts
phragmocone
— Noun
– English
～ the thin conical chambered internal shell (either straight or curved) of a belemnite