14-letter words containing p, y, e
- phonochemistry — the branch of chemistry concerned with the chemical effects of sound and ultrasonic waves
- photochemistry — the branch of chemistry that deals with the chemical action of light.
- photogrammetry — the process of making surveys and maps through the use of photographs, especially aerial photographs.
- photosynthesis — the complex process by which carbon dioxide, water, and certain inorganic salts are converted into carbohydrates by green plants, algae, and certain bacteria, using energy from the sun and chlorophyll.
- photosynthetic — the complex process by which carbon dioxide, water, and certain inorganic salts are converted into carbohydrates by green plants, algae, and certain bacteria, using energy from the sun and chlorophyll.
- phthalocyanine — Also called metal-free phthalocyanine. a blue-green pigment, C 3 2 H 1 8 N 8 , derived from phthalic anhydride.
- phyllosilicate — any silicate mineral having the tetrahedral silicate groups linked in sheets, each group containing four oxygen atoms, three of which are shared with other groups so that the ratio of silicon atoms to oxygen atoms is two to five.
- physical layer — (networking) Layer one, the lowest layer in the OSI seven layer model. The physical layer encompasses details such as electrical and mechanical connections to the network, transmission of binary data as changing voltage levels on wires or similar concepts on other connectors, and data rates. The physical layer is used by the data link layer. Example physical layer protocols are CSMA/CD, token ring and bus.
- phytochemistry — the branch of biochemistry dealing with plants and plant processes.
- phytogeography — the science dealing with the geographical relationships of plants.
- pick one's way — to choose or select from among a group: to pick a contestant from the audience.
- picture layout — a picture spread. See under spread (def 33).
- pie in the sky — pie1 (def 8).
- piece by piece — gradually
- piezochemistry — the study of chemical reactions at high pressures
- pitch cylinder — (in a gear or rack) an imaginary surface forming a plane (pitch plane) a cylinder (pitch cylinder) or a cone or frustrum (pitch cone) that moves tangentially to a similar surface in a meshing gear so that both surfaces travel at the same speed.
- pizza delivery — a service provided by some pizza restaurants whereby pizzas are delivered to customers who have placed orders by telephone
- plane geometry — the geometry of figures whose parts all lie in one plane.
- plastic memory — the tendency of certain plastics after being deformed to resume their original form when heated
- platinocyanide — a salt of platinocyanic acid.
- platycephalous — flat-headed
- play for keeps — to do something seriously and without showing any mercy
- play hell with — to throw into confusion and disorder; disrupt
- play it by ear — a dramatic composition or piece; drama.
- play one's ace — to use one's best weapon or resource
- play the field — an expanse of open or cleared ground, especially a piece of land suitable or used for pasture or tillage.
- play with fire — a state, process, or instance of combustion in which fuel or other material is ignited and combined with oxygen, giving off light, heat, and flame.
- player-manager — In football and some other sports, a player-manager is a person who plays for a team and also manages the team.
- pleasurability — the characteristic of being pleasurable
- plethysmograph — a device for measuring and recording changes in the volume of the body or of a body part or organ.
- pleural cavity — a narrow, fluid-filled space between the pleural membranes of the lung and the inner chest wall.
- pleurapophysis — one of the lateral processes of a vertebra forming the ribs
- plumbosolvency — the ability to dissolve lead
- pneumatic tyre — a rubber tyre filled with air under pressure, used esp on motor vehicles
- pneumodynamics — Physics. pneumatics.
- poetry reading — a public recital or rendering of a poem
- police academy — a school for training police officers
- police custody — If somebody or something is in police custody, they are kept somewhere secure, under the supervision of police officers, for example in a police station.
- policy adviser — a person who provides ideas or plans that are used by an organization or government as a basis for making decisions
- policy science — a branch of the social sciences concerned with the formulation and implementation of policy in bureaucracies, etc
- polite society — sophisticated company
- polyacrylamide — a white, solid, water-soluble polymer of acrylamide, used in secondary oil recovery, as a thickening agent, a flocculant, and an absorbent, and to separate macromolecules of different molecular weights.
- polycarpellary — consisting of two or more carpels.
- polydispersity — the state of being polydisperse
- polygon pusher — (Or "rectangle slinger"). A chip designer who spends most of his or her time at the physical layout level (which requires drawing *lots* of multi-coloured polygons).
- polygraph test — a test carried out using a polygraph, esp used by the police to try to find out whether somebody is telling the truth
- polymerization — the act or process of forming a polymer or polymeric compound.
- polynucleotide — a sequence of nucleotides, as in DNA or RNA, bound into a chain.
- polysaccharide — a carbohydrate, as starch, inulin, or cellulose, containing more than three monosaccharide units per molecule, the units being attached to each other in the manner of acetals, and therefore capable of hydrolysis by acids or enzymes to monosaccharides.
- polysuspensoid — a suspensoid in which the solid particles are polydisperse.