15-letter words containing a, c, h, e, s
- phenomenalistic — the doctrine that phenomena are the only objects of knowledge or the only form of reality.
- phosphocreatine — a compound, C 4 H 1 0 O 5 N 3 P, found chiefly in muscle, formed by the enzymatic interaction of an organic phosphate and creatine, the breakdown of which provides energy for muscle contraction.
- photodissociate — to split or break up molecules as a result of the absorption of photons
- photoelasticity — the phenomenon of double refraction of polarized light by a transparent substance under elastic stress, used to measure strain in elastic, transparent materials.
- 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.
- pick and choose — to choose or select from among a group: to pick a contestant from the audience.
- pick-and-shovel — marked by drudgery; laborious: the pick-and-shovel work necessary to get a political campaign underway.
- pistachio green — a light or medium shade of yellow green.
- pitch blackness — extreme darkness; lack of light
- pithecanthropus — a former genus of extinct hominids whose members have now been assigned to the proposed species Homo erectus.
- 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.
- posthemorrhagic — occurring after a haemorrhage
- power macintosh — Power Mac
- process heating — Process heating is heating, usually from steam, which is used to increase the temperature in a process vessel.
- progress chaser — a person employed to make sure at each stage, esp of a manufacturing process, that a piece of work is on schedule and is delivered to the customer on time
- proscenium arch — the arch separating the stage from the auditorium
- 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.
- psychogeriatric — the psychology of old age.
- psychotherapist — the treatment of psychological disorders or maladjustments by a professional technique, as psychoanalysis, group therapy, or behavioral therapy.
- purchase ledger — a record of a company's purchases of goods and services showing the amounts paid and due
- quasi-spherical — having the form of a sphere; globular.
- quasi-technical — belonging or pertaining to an art, science, or the like: technical skill.
- raster graphics — (graphics) Computer graphics in which an image is composed of an array of pixels arranged in rows and columns. Opposite: vector graphics.
- raw milk cheese — cheese or a cheese made with unpasteurized milk
- reorchestration — a renewed or second orchestration of a piece of music, the act of reorchestrating
- research fellow — A research fellow is a member of an academic institution whose job is to do research.
- research worker — investigative scientist
- reserve tranche — the quota of 25 per cent to which a member of the IMF has unconditional access. Prior to 1978 it was paid in gold and known as the gold tranche
- reservoir patch — A reservoir patch is an adhesive patch enclosing an amount of medicine. The patch is applied to the skin, and the medicine in it is delivered through a membrane into the skin and into the bloodstream.
- reuben sandwich — a grilled sandwich of corned beef, Swiss cheese, and sauerkraut on rye bread.
- rez-de-chaussee — street level; ground floor.
- right ascension — the arc of the celestial equator measured eastward from the vernal equinox to the foot of the great circle passing through the celestial poles and a given point on the celestial sphere, expressed in degrees or hours.
- right of search — the privilege of a nation at war to search neutral ships on the high seas for contraband or other matter, carried in violation of neutrality, that may subject the ship to seizure.
- rocket research — research into rocket engines for spacecraft
- saccharomycetes — a collective name for yeasts
- sacred mushroom — any of various hallucinogenic mushrooms, esp species of Psilocybe and Amanita, that have been eaten in rituals in various parts of the world
- saddle-stitched — having a binding in which the sections of a publication are inserted inside each other and secured through the middle fold with thread, or wire staples
- sailor's choice — any of various small percoid fishes of American coastal regions of the Atlantic, esp the grunt Haemulon parra and the pinfish
- sailor's-choice — any of several fishes living in waters along the Atlantic coast of the U.S., especially a pinfish, Lagodon rhomboides, ranging from Massachusetts to Texas, and a grunt, Haemulon parrai, ranging from Florida to Brazil.
- salicylaldehyde — an oily, slightly water-soluble liquid, C 7 H 6 O 2 , having an almondlike odor: used chiefly in perfumery and in the synthesis of coumarin.
- sandwich course — A sandwich course is an educational course in which you have periods of study between periods of being at work.
- sarcenchymatous — relating to the connective tissue of some sponges
- saskatchewanian — a native or inhabitant of Saskatchewan
- sausage machine — a machine for making sausages
- scaphocephalous — of or relating to scaphocephalus