21-letter words containing h, i, p, s, t, e
- peephole optimisation — (compiler) A kind of low-level code optimisation that considers only a few adjacent machine code instructions at a time and looks for certain combinations which can be replaced with more efficient sequences. E.g. ADD R0, #1 ADD R0, #1 (add one to register R0) could be replaced by ADD R0, #2 as long as there were no jumps to the second instruction.
- pipelined burst cache — Pipeline Burst Cache
- populist shop steward — a shop steward who operates in a delegate role, putting the immediate interests of his members before union principles and policies
- potassium diphosphate — any of the three orthophosphates of potassium ((potassium monophosphate) (K 2 HPO 4), (potassium diphosphate) (KH 2 PO 4), and (tripotassium phosphate) (K 3 PO 4) )
- potassium thiocyanate — a colorless, crystalline, hygroscopic, water-soluble solid, KSCN, used chiefly in the manufacture of chemicals, dyes, and drugs.
- primary sex character — any of the body structures directly concerned in reproduction, as the testes, ovaries, and external genitalia.
- profit-sharing scheme — a scheme employing profit-sharing; a system in which a portion of the net profit of a business is distributed to its employees, usually in proportion to their wages or their length of service
- protestant work ethic — work ethic.
- pseudohermaphroditism — an individual having internal reproductive organs of one sex and external sexual characteristics resembling those of the other sex or being ambiguous in nature. Compare hermaphrodite (def 1).
- psychopathic disorder — (in England, according to the Mental Health Act 1983) a persistent disorder or disability of mind which results in abnormally aggressive or seriously irresponsible conduct on the part of the person concerned
- public health service — the agency that is responsible for the health of the general public
- pulse height analyser — a multichannel analyser that sorts pulses into selected amplitude ranges
- pulse height analyzer — an instrument that records or counts an electrical pulse if its amplitude falls within specified limits: used in nuclear physics research for the determination of energy spectra of nuclear radiations
- purchasing department — the group of staff within an organization that is responsible for buying goods or products
- push the panic button — an alarm button for use in an emergency, as to summon help.
- push up (the) daisies — to be dead and buried
- put in the hard yards — to make a great effort to achieve an end
- put sb in the picture — If you put someone in the picture, you tell them about a situation which they need to know about.
- put sb in their place — If you put someone in their place, you show them that they are less important or clever than they think they are.
- put something over on — to deceive; trick
- queer someone's pitch — to upset someone's plans
- ralph roister doister — a play (1553?) by Nicholas Udall: the earliest known English comedy.
- reverse polish syntax — postfix notation
- roll with the punches — a thrusting blow, especially with the fist.
- sb/sth reigns supreme — Someone or something that reigns supreme is the most important or powerful element in a situation or period of time.
- schlieren photography — a type of photography which records schlieren
- school superintendent — an official whose job is to oversee school administration within a district
- scorched earth policy — a military practice of devastating the property and agriculture of an area before abandoning it to an advancing enemy.
- scorched-earth policy — a military practice of devastating the property and agriculture of an area before abandoning it to an advancing enemy.
- sheppard's correction — a method of correcting the bias in standard deviations and higher moments of distributions that arises from grouping values of the variable.
- shut-in pressure test — A shut-in pressure test is a pressure test which is carried out after the well has been closed off for a particular time.
- single spanish burton — a tackle having a runner as well as the fall supporting the load, giving a mechanical advantage of three, neglecting friction.
- snappy video snapshot — (hardware) (registered trademark) A frame grabber for the IBM PC designed and marketed by Play, Inc..
- sodium metabisulphite — an inorganic compound with the chemical formula Na2S2O5 that is used as a preservative, antioxidant and disinfectant
- somatotrophic-hormone — a hormone secreted by the anterior pituitary gland, that stimulates growth in humans.
- south pacific current — an ocean current that flows E in the South Pacific Ocean parallel to the Antarctic Circumpolar Current.
- space shuttle orbiter — orbiter (def 1).
- spherical coordinates — Usually, spherical coordinates. any of three coordinates used to locate a point in space by the length of its radius vector and the angles this vector makes with two perpendicular polar planes.
- spicebush swallowtail — a swallowtail butterfly, Papilio troilus, having a dark body with yellow spots on the forewings and greenish hind wings.
- splice the main brace — to join together or unite (two ropes or parts of a rope) by the interweaving of strands.
- sport utility vehicle — a rugged vehicle with a trucklike chassis and four-wheel drive, designed for occasional off-road use. Abbreviation: SUV.
- sport-utility vehicle — a rugged vehicle with a trucklike chassis and four-wheel drive, designed for occasional off-road use. Abbreviation: SUV.
- spotted alfalfa aphid — a pale yellowish aphid, Therioaphis maculata, of the southern U.S., especially west of the Mississippi River, that is marked with black spots and has fine spines on its back: a pest mainly of alfalfa and some other legumes, as clover.
- st. christopher-nevis — St. Kitts-Nevis.
- strachey, christopher — Christopher Strachey
- sympathetic vibration — a vibration induced by resonance.
- symphonie fantastique — a programmatic symphony (1830–31) in five movements by Hector Berlioz.
- the acting profession — actors considered as a group
- the antipodes islands — a group of small uninhabited islands in the South Pacific, southeast of and belonging to New Zealand. Area: 62 sq km (24 sq miles)
- the central provinces — the Canadian provinces of Ontario and Quebec