17-letter words containing s, p, r, y
- safety precaution — a precaution that is taken in order to ensure that something is safe and not dangerous
- scheme repository — A collection of free Scheme programs.
- school playground — school's outdoor recreation area
- secondary process — the conscious mental activity and logical thinking controlled by the ego and influenced by environmental demands.
- secondary product — a product that is not the main product of an industry; a by-product
- semi-permeability — permeable only to certain small molecules: a semipermeable membrane.
- sensitivity group — a group of persons participating in sensitivity training.
- sensory paralysis — impairment or loss of sensation in a part or area of the body
- separation energy — binding energy (def 1).
- serendipity berry — miracle fruit (def 2).
- shipping industry — the industry concerned with transporting freight, esp by ship
- shortcrust pastry — a basic type of pastry that is made with half the quantity of fat to flour, and has a crisp but crumbly texture
- sodium pyroborate — borax1 .
- spark photography — photography of fast-moving objects, as bullets, by the light of an electric spark.
- spastic paralysis — a condition in which the muscles affected are marked by tonic spasm and increased tendon reflexes.
- spatial frequency — the measure of fine detail in an optical image in terms of cycles per millimetre
- spectrophotometry — an instrument for making photometric comparisons between parts of spectra.
- spectroscopically — an optical device for producing and observing a spectrum of light or radiation from any source, consisting essentially of a slit through which the radiation passes, a collimating lens, and an Amici prism.
- spectrum analyser — an instrument that splits an input waveform into its frequency components, which are then displayed
- spectrum analysis — the determination of the constitution or condition of bodies and substances by means of the spectra they produce.
- spherical polygon — a closed figure formed by arcs of great circles on a spherical surface.
- spiny-headed worm — any of a small group of endoparasites of the phylum Acanthocephala, as larvae parasitic in insects and crustaceans and as adults in various vertebrates.
- split keyboarding — the act or practice of editing data from one terminal on another terminal
- split personality — multiple personality.
- spongy parenchyma — the lower layer of the ground tissue of a leaf, characteristically containing irregularly shaped cells with relatively few chloroplasts and large intercellular spaces.
- spread your wings — if you spread your wings, you do something new and rather difficult or move to a new place, because you feel more confident in your abilities than you used to and you want to gain wider experience
- st. crispin's day — October 25: anniversary of the Battle of Agincourt (1415).
- stereolithography — a process for creating three-dimensional objects using a computer-controlled laser to build up the required structure, layer by layer, from a liquid photopolymer that solidifies.
- stereophotography — photography producing stereoscopic images.
- stereospecificity — (of a reaction) producing a simple stereoisomer.
- stray capacitance — undesired capacitance in equipment, occurring between the wiring, between the wiring and the chassis, or between components and the chassis
- stymphalian birds — a flock of predacious birds of Arcadia that were driven away and killed by Hercules as one of his labors.
- sulphur butterfly — sulfur butterfly.
- superaerodynamics — the branch of aerodynamics that deals with gases at very low densities.
- superconductivity — the phenomenon of almost perfect conductivity shown by certain substances at temperatures approaching absolute zero. The recent discovery of materials that are superconductive at temperatures hundreds of degrees above absolute zero raises the possibility of revolutionary developments in the production and transmission of electrical energy.
- supervisory board — a board of management of which nonmanagerial workers are members, having supervisory powers over some aspects of management decision-making
- surprise symphony — the Symphony No. 94 in G major (1791) by Franz Josef Haydn.
- synchronous speed — the speed at which an alternating-current machine must operate to generate electromotive force at a given frequency.
- tapestry brussels — a carpet made with three-ply or four-ply worsted yarn drawn up in uncut loops to form a pattern over the entire surface (body Brussels) or made of worsted or woolen yarns on which a pattern is printed (tapestry Brussels)
- tertiary syphilis — the third stage of syphilis, characterized by involvement of the internal organs, especially the brain, spinal cord, heart, and liver.
- the lord's prayer — the, the prayer given by Jesus to His disciples, and beginning with the words Our Father. Matt. 6:9–13; Luke 11:2–4.
- to lick your lips — If you lick your lips, you move your tongue across your lips as you think about or taste something pleasant.
- to lose your grip — If you lose your grip, you become less efficient and less confident, and less able to deal with things.
- to open your eyes — If something opens your eyes, it makes you aware that something is different from the way that you thought it was.
- to push your luck — If you say that someone is pushing their luck, you think they are taking a bigger risk than is sensible, and may get into trouble.
- to slip your mind — If something slips your mind, you forget it.
- tolpuddle martyrs — six farm workers sentenced to transportation for seven years in 1834 for administering an unlawful oath to form a trade union in the village of Tolpuddle, Dorset
- top-security wing — a wing of a prison, mental hospital, etc that has a very high level of precautions against escape
- varix lymphaticus — a similar condition affecting an artery or lymphatic vessel
- video disk player — a device that reads the information on a video disc