17-letter words containing a, l, i, p
- self-impregnating — to make pregnant; get with child or young.
- self-incompatible — not capable of self-pollination.
- self-perpetuating — continuing oneself in office, rank, etc., beyond the normal limit.
- self-presentation — an act of presenting.
- self-preservation — preservation of oneself from harm or destruction.
- self-purification — a natural process of purifying, as the ability of a body of water to rid itself of pollutants.
- semi-biographical — of or relating to a person's life: He's gathering biographical data for his book on Milton.
- semi-experimental — pertaining to, derived from, or founded on experiment: an experimental science.
- semi-permeability — permeable only to certain small molecules: a semipermeable membrane.
- semi-professional — actively engaged in some field or sport for pay but on a part-time basis: semiprofessional baseball players.
- seminal principle — a potential, latent within an imperfect object, for attaining full development.
- sensory paralysis — impairment or loss of sensation in a part or area of the body
- separating funnel — a large funnel having a tap in its output tube, used to separate immiscible liquids
- septicemic plague — an especially dangerous form of plague in which the infecting organisms invade the bloodstream. Compare plague (def 2).
- sexual dimorphism — the condition in which the males and females in a species are morphologically different, as with many birds.
- shipping articles — articles of agreement.
- shopping bag lady — bag lady (def 1).
- shopping-bag lady — bag lady (def 1).
- shuttle diplomacy — diplomatic negotiations carried out by a mediator who travels back and forth between the negotiating parties.
- sidewall sampling — Sidewall sampling is the process of taking a sample from the wall of the borehole.
- single-name paper — commercial paper bearing only the signature of the maker.
- slap on the wrist — a sharp blow or smack, especially with the open hand or with something flat.
- sleep deprivation — a condition in which you have not had enough sleep
- sleeping quarters — the rooms where people sleep in a large building or complex or on a boat etc
- sliding vane pump — A sliding vane pump is a pump in which the vanes (=flat parts) are the main sealing element between the suction and discharge areas.
- social enterprise — a business organization that works to benefit society as a whole
- social psychology — the psychological study of social behavior, especially of the reciprocal influence of the individual and the group with which the individual interacts.
- sodium-vapor lamp — an electric lamp in which sodium vapor is activated by current passing between two electrodes, producing a yellow, glareless light: used on streets and highways.
- spanish civil war — the civil war in Spain 1936–39.
- spanish influenza — the pandemic respiratory infection that spread throughout the world during 1917–18.
- sparc xterminal 1 — (computer) Sun's lowest cost networked Unix desktop, it is board-upgradeable to a SPARC 4. It comes with a choice of frame buffers: 8-bit colour, Turbo GX, or Turbo GX plus. This product was expected to replace the SPARCclassic X. UK availability was planned for March 1995.
- 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
- spatial summation — the act or process of summing.
- special committee — a committee, as of a legislative body, that is formed to examine and report on a specific bill or issue.
- special constable — a person recruited for temporary or occasional police duties, esp in time of emergency
- special education — education that is modified or particularized for those with singular needs, as disabled or maladjusted people, slow learners, or gifted children.
- special messenger — a postal worker who delivers mail by special delivery
- special privilege — exclusive advantage
- special schooling — the system of educating children with special needs in schools designed to meet their needs
- spectroheliograph — an apparatus for making photographs of the sun with a monochromatic light to show the details of the sun's surface and surroundings as they would appear if the sun emitted only that light.
- 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 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.
- spinal anesthesia — interruption of conduction of nerve impulses by the injection of an anesthetic into the spinal canal that reduces sensitivity to pain without loss of consciousness.
- spinal meningitis — infection of spinal membrane
- spiral bevel gear — a bevel gear having curved teeth tending to converge on the axis of rotation.
- spiritual bouquet — the spiritual presentation of a good work to another person.
- spiritual healing — faith healing
- split keyboarding — the act or practice of editing data from one terminal on another terminal