15-letter words containing c, l, h, e, p
- perchloric acid — a colorless, syrupy hygroscopic liquid, HClO 4 , an acid of chlorine containing one more oxygen atom than chloric acid: used chiefly as a reagent in analytical chemistry.
- perchloroethane — hexachloroethane.
- peroxysulphuric — as in peroxysulphuric acid
- perpetual check — a continuing series of checks resulting in a drawn game because they cannot be halted or evaded without resulting in checkmate or a serious disadvantage.
- pheasant coucal — a brown and black, red-eyed Australian bird, Centropus phasianinus, with a pheasantlike tail.
- phenomenalistic — the doctrine that phenomena are the only objects of knowledge or the only form of reality.
- phenylketonuric — an inherited disease due to faulty metabolism of phenylalanine, characterized by phenylketones in the urine and usually first noted by signs of mental retardation in infancy.
- phlebosclerosis — sclerosis, or hardening, of the walls of veins.
- phloem necrosis — a disease of the American elm caused by a mycoplasmalike organism, characterized by yellowing and necrosis of the foliage and yellowish-brown discoloration of the phloem.
- photoelasticity — the phenomenon of double refraction of polarized light by a transparent substance under elastic stress, used to measure strain in elastic, transparent materials.
- photoelectronic — relating to electronic effects or devices affected by light
- photomechanical — noting or pertaining to any of various processes for printing from plates or surfaces prepared by the aid of photography.
- phrenologically — in a manner relating to phrenology
- physical change — a usually reversible change in the physical properties of a substance, as size or shape: Freezing a liquid is a physical change.
- physical memory — (memory management) The memory hardware (normally RAM) installed in a computer. The term is only used in contrast to virtual memory.
- physicochemical — physical and chemical: the physicochemical properties of an isomer.
- phytochemically — in a phytochemical manner
- pick-and-shovel — marked by drudgery; laborious: the pick-and-shovel work necessary to get a political campaign underway.
- pied flycatcher — a small black and white migratory bird of Europe and western Asia, Ficedula hypoleuca
- pinball machine — the tablelike, usually coin-operated machine on which pinball is played.
- pitch blackness — extreme darkness; lack of light
- pixels per inch — (unit, graphics) (ppi) The unit used to measure resolution of a bitmap display or video input device.
- plain chocolate — dark eating chocolate
- plainclothesman — a police officer, especially a detective, who wears ordinary civilian clothes while on duty.
- planter's punch — a punch made with rum, lime juice, sugar, and water or soda.
- pleochroic halo — a dark-colored, microscopic ring around a minute radioactive particle in certain mineral crystals, used in estimating the age of the rocks containing these crystals
- polychlorinated — having multiple chlorine atoms
- polychloroprene — a chloroprene polymer
- pseudo-chemical — of, used in, produced by, or concerned with chemistry or chemicals: a chemical formula; chemical agents.
- psychedelically — of or noting a mental state characterized by a profound sense of intensified sensory perception, sometimes accompanied by severe perceptual distortion and hallucinations and by extreme feelings of either euphoria or despair.
- psychedelicware — /si:"k*-del"-ik-weir/ [UK] Synonym display hack. See also smoking clover.
- pullman kitchen — a kitchenette, often recessed into a wall and concealed by double doors or a screen.
- pulmobranchiate — possessing a pulmobranch
- purchase ledger — a record of a company's purchases of goods and services showing the amounts paid and due
- push one's luck — the force that seems to operate for good or ill in a person's life, as in shaping circumstances, events, or opportunities: With my luck I'll probably get pneumonia.
- pyrotechnically — in a pyrotechnical manner
- quasi-spherical — having the form of a sphere; globular.
- rhombencephalon — the hindbrain.
- rhyming couplet — a pair of lines in poetry that rhyme and usually have the same rhythm
- scaphocephalous — of or relating to scaphocephalus
- schlieffen plan — a plan intended to ensure German victory over a Franco-Russian alliance by holding off Russia with minimal strength and swiftly defeating France by a massive flanking movement through the Low Countries, devised by Alfred, Count von Schlieffen (1833–1913) in 1905
- self-censorship — the act or practice of censoring.
- separate school — (in Canada) a school for a large religious minority financed by its rates and administered by its own school board but under the authority of the provincial department of education
- ship's articles — a type of contract by which sailors agree to the conditions, payment, etc, for the ship in which they are going to work
- sophisticatedly — (of a person, ideas, tastes, manners, etc.) altered by education, experience, etc., so as to be worldly-wise; not naive: a sophisticated young socialite; the sophisticated eye of an experienced journalist.
- spectrochemical — of, relating to, or utilizing the techniques of spectrochemistry.
- spherical angle — an angle formed by arcs of great circles of a sphere.
- splanchnopleure — the double layer formed by the association of the lower layer of the lateral plate of mesoderm with the underlying entoderm, which develops into the embryonic viscera.
- sympathetically — characterized by, proceeding from, exhibiting, or feeling sympathy; sympathizing; compassionate: a sympathetic listener.
- telegraphically — of or relating to the telegraph.